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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  1
      ═══════════════════════════════════════════════════════════════════════

        ACCEL COMPUTER Corporation              WATTS LINE:
        17145 Von Karman Ave,Suite 110            PAY LINE: 714.757.1212
        Irvine   CA  92714                        FAX LINE:
                                                  BBS LINE:
        ACCEL
      ───────────────────────────────────────────────────────────────────────
        ACCULOGIC                               WATTS LINE:
        13715 Alton Parkway                       PAY LINE: 714.454.2441
        Irvine   CA  92718                        FAX LINE:
                                                  BBS LINE:
        ACCULOGIC
      ───────────────────────────────────────────────────────────────────────
        ADAPTEC, Incorporated                   WATTS LINE: 800.869.8883
        691 South Milpitas Blvd.                  PAY LINE: 408.945.8600
        Milpitas   CA  95035                      FAX LINE: 408.262.2533
                                                  BBS LINE: 408.945.7727
        ADAPTEC            TECH SUPPORT:2550
      ───────────────────────────────────────────────────────────────────────
        ADVANCED DIGITAL INFORMATION Corp.      WATTS LINE: 800.336.1233
        14737 NE 87th St, PO Box 2996             PAY LINE:
        Redmond   WA  98073                       FAX LINE:
                                                  BBS LINE: 714.894.0893
        A.D.I.C.
      ───────────────────────────────────────────────────────────────────────
        ADVANCED INFORMATION CONCEPTS           WATTS LINE:
        2150 Paragon Drive                        PAY LINE: 408.433.9776
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        ADVANCED INFO.
      ───────────────────────────────────────────────────────────────────────
        ADVANCED STORAGE CONCEPTS, Inc.         WATTS LINE:
        10855 Rockley Road                        PAY LINE: 713.879.4090
        Houston   TX  77099                       FAX LINE:
                                                  BBS LINE:
        ADVANCED STOR.
      ───────────────────────────────────────────────────────────────────────
        ADVANCED TECHNOLOGY DEVELOPMENT,Inc     WATTS LINE:
        550 E. Brokaw Rd, PO Box 49048            PAY LINE: 408.954.8525
        San Jose   CA  95161-9048                 FAX LINE: 408.954.0725
                                                  BBS LINE:
        ATD
      ───────────────────────────────────────────────────────────────────────
        ALPHA RESEARCH Corporation              WATTS LINE:
        10435 Burnet Rd, Suite 109                PAY LINE: 512.836.0709
        Austin   TX  78758                        FAX LINE: 512.836.0944
                                                  BBS LINE:
        ALPHA RESEARCH
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  2
      ═══════════════════════════════════════════════════════════════════════

        ALPHATRONIX, Incorporated               WATTS LINE:
        2300 Englert Dr, PO Box 13687             PAY LINE: 919.544.0001
        Rsch.Triangle Pk   NC  27709-3687         FAX LINE:
                                                  BBS LINE:
        ALPHATRONIX
      ───────────────────────────────────────────────────────────────────────
        ALPS ELECTRIC (USA), Incorporated       WATTS LINE:
        3553 N. First Street                      PAY LINE: 408.432.6000
        San Jose   CA  95134                      FAX LINE:
                                                  BBS LINE:
        ALPS ELEC.
      ───────────────────────────────────────────────────────────────────────
        ALWAYS TECHNOLOGY Corp.                 WATTS LINE:
        31336 Via Colinas, Suite 101              PAY LINE: 818.597.1400
        Westlake Village   CA  91362              FAX LINE: 818.597.1496
                                                  BBS LINE: 818.597.0275
        ALWAYS TECH.       TECH SUPPORT:9595
      ───────────────────────────────────────────────────────────────────────
        AMERICAN DIGITAL SYSTEMS, Inc.          WATTS LINE:
        490 Boston Post Road                      PAY LINE: 508.443.7711
        Sudbury   MA  01776                       FAX LINE:
                                                  BBS LINE:
        A.D.S.I.
      ───────────────────────────────────────────────────────────────────────
        AMERICAN MEGATRENDS, Incorporated       WATTS LINE: 800.828.9264
        1346 Oakbrook Drive                       PAY LINE: 404.263.8181
        Norcross   GA  30093                      FAX LINE: 404.263.9381
                                                  BBS LINE: 404.246.8780
        A.M.I.             ADDL BBS:8782, 8783(V.32), 8781(HST)
      ───────────────────────────────────────────────────────────────────────
        AMERICAN MULTISOURCE, Incorporated      WATTS LINE:
        42000 Christy Street                      PAY LINE: 415.657.2288
        Fremont   CA  94538                       FAX LINE:
                                                  BBS LINE:
        AMS                ?:415.657.0901
      ───────────────────────────────────────────────────────────────────────
        AMERICAN TELEPHONE & TELEGRAPH, Inc     WATTS LINE: 800.247.1212
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE: 201.769.6397
        AT&T
      ───────────────────────────────────────────────────────────────────────
        AMPEX Corporation                       WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        AMPEX
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  3
      ═══════════════════════════════════════════════════════════════════════

        APPLE COMPUTER, Inc.                    WATTS LINE:
        20330 Stevens Creek Blvd.                 PAY LINE: 408.922.0333
        Cupertino   CA  95014                     FAX LINE:
                                                  BBS LINE:
        APPLE
      ───────────────────────────────────────────────────────────────────────
        ARCO ELECTRONICS, Inc.                  WATTS LINE:
        5830 Sheridan Street                      PAY LINE: 305.961.1666
        Hollywood   FL  33021                     FAX LINE:
                                                  BBS LINE:
        ARCO ELECTRONICS
      ───────────────────────────────────────────────────────────────────────
        AREAL TECHNOLOGY, Inc.                  WATTS LINE:
        2075 Zanker Road                          PAY LINE: 408.436.6800
        San Jose   CA  95131                      FAX LINE: 408.436.6844
                                                  BBS LINE:
        AREAL TECH.
      ───────────────────────────────────────────────────────────────────────
        ARIX COMPUTER Corporation               WATTS LINE:
        821 Fax Lane                              PAY LINE: 408.432.1200
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        ARIX COMP.
      ───────────────────────────────────────────────────────────────────────
        ATASI TECHNOLOGY, Inc.                  WATTS LINE:
        1140 Ringwood Court                       PAY LINE: 408.954.8680
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        ATASI              (also, TANDON/WD PURCH. OF SOME DRIVES)
      ───────────────────────────────────────────────────────────────────────
        ATTO TECHNOLOGY, Inc.                   WATTS LINE:
        Baird Rh.Pk,1576 Sweet Home Rd            PAY LINE: 716.688.4259
        Amherst   NY  14228                       FAX LINE: 716.636.3630
                                                  BBS LINE:
        ATTO TECHNOLOGY
      ───────────────────────────────────────────────────────────────────────
        AURA ASSOCIATES                         WATTS LINE:
        2605 S. Winchester Blvd.                  PAY LINE: 408.252.2872
        Campbell   CA  95008                      FAX LINE: 408.252.2876
                                                  BBS LINE:
        AURA ASSOCIATES    SALES: 408.366.7450, 408.252.9842 (fax)
      ───────────────────────────────────────────────────────────────────────
        AURORA TECHNOLOGIES, Inc.               WATTS LINE:
                                                  PAY LINE: 617.577.1288
        Cambridge   MA                            FAX LINE:
                                                  BBS LINE:
        AURORA TECH.
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  4
      ═══════════════════════════════════════════════════════════════════════

        AXES TECHNOLOGIES, Inc.                 WATTS LINE:
                                                  PAY LINE: 214.446.2937
        Carrollton   TX                           FAX LINE:
                                                  BBS LINE:
        AXES TECHNOLOGY
      ───────────────────────────────────────────────────────────────────────
        B.A.S.F. Corp., Info Systems Div.       WATTS LINE:
        Crosby Drive                              PAY LINE: 617.271.4000
        Bedford   MA  01730                       FAX LINE:
                                                  BBS LINE:
        BASF
      ───────────────────────────────────────────────────────────────────────
        BOCA DESIGN, Incorporated               WATTS LINE:
                                                  PAY LINE: 407.451.4462
           FL                                     FAX LINE: 407.451.4463
                                                  BBS LINE:
        BOCA DESIGN        SCSI HOST ADAPTERS
      ───────────────────────────────────────────────────────────────────────
        BUSLOGIC, Incorporated                  WATTS LINE:
        4151 Burton Drive                         PAY LINE: 408.492.9090
        Santa Clara   CA  95054                   FAX LINE: 408.492.1542
                                                  BBS LINE:
        BUSLOGIC           Suite 109-121,
      ───────────────────────────────────────────────────────────────────────
        BUSTEK Corporation                      WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        BUSTEK             RENAMED TO BUSLOGIC, Incorporated
      ───────────────────────────────────────────────────────────────────────
        C & C TECHNOLOGY, Incorporated          WATTS LINE:
        245 W.Roosevelt Rd,Bld9,Unit60            PAY LINE: 708.231.0015
        West Chicago   IL  60185                  FAX LINE:
                                                  BBS LINE:
        C & C TECHNOLOGY
      ───────────────────────────────────────────────────────────────────────
        C.I.E. AMERICA, Inc.  (C.ITOH)          WATTS LINE: 800.347.2484
        2515 McCabe Way                           PAY LINE: 714.660.1421
        Irvine   CA  92714                        FAX LINE:
                                                  BBS LINE:
        C.ITOH & Co.
      ───────────────────────────────────────────────────────────────────────
        CANON                                   WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        CANON
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  5
      ═══════════════════════════════════════════════════════════════════════

        CARDIFF PERIPHERALS Corporation         WATTS LINE:
        5441 Avenida Encinas, Suite B             PAY LINE: 619.931.8032
        Carlsbad   CA  92008                      FAX LINE: 619.931.0973
                                                  BBS LINE:
        CARDIFF
      ───────────────────────────────────────────────────────────────────────
        CD ROM, Incorporated                    WATTS LINE: 800.821.5245
                                                  PAY LINE: 303.231.9373
        Golden   CO                               FAX LINE:
                                                  BBS LINE:
        CD ROM
      ───────────────────────────────────────────────────────────────────────
        CD TECHNOLOGY, Inc.                     WATTS LINE:
                                                  PAY LINE: 408.752.8500
        Sunnyvale   CA                            FAX LINE:
                                                  BBS LINE:
        CD TECH.
      ───────────────────────────────────────────────────────────────────────
        CENTURY DATA, Incorporated              WATTS LINE:
        1270 N. Cramer Blvd.                      PAY LINE: 714.632.7500
        Anaheim   CA  92806                       FAX LINE:
                                                  BBS LINE:
        CENTURY DATA
      ───────────────────────────────────────────────────────────────────────
        CHICONY                                 WATTS LINE:
                                                  PAY LINE: 714.771.9067
           CA                                     FAX LINE:
                                                  BBS LINE:
        CHICONY
      ───────────────────────────────────────────────────────────────────────
        CHINON AMERICA, Inc.                    WATTS LINE: 800.441.0222
        615 Hawaii Avenue                         PAY LINE: 310.533.0274
        Torrance   CA  90503                      FAX LINE: 310.533.1727
                                                  BBS LINE:
        CHINON             (1993),
      ───────────────────────────────────────────────────────────────────────
        CIPRICO, Incorporated                   WATTS LINE: 800.727.4669
        2955 Xenium Lane                          PAY LINE: 612.559.2034
        Plymouth   MN  55441                      FAX LINE: 612.559.8799
                                                  BBS LINE:
        CIPRICO
      ───────────────────────────────────────────────────────────────────────
        CMS ENHANCEMENTS, Inc.                  WATTS LINE:
        2722 Michelson Drive                      PAY LINE: 714.222.6000
        Irvine   CA  92715                        FAX LINE: 714.549.4004
                                                  BBS LINE:
        CMS ENHANCE.
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  6
      ═══════════════════════════════════════════════════════════════════════

        COGENT DATA TECHNOLOGIES, Inc.          WATTS LINE:
        175 West St., P.O.Box 926                 PAY LINE: 206.378.2929
        Friday Harbor   WA  98250                 FAX LINE:
                                                  BBS LINE:
        COGENT DATA
      ───────────────────────────────────────────────────────────────────────
        COGITO                                  WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        COGITO
      ───────────────────────────────────────────────────────────────────────
        COLUMBIA DATA PRODUCTS, Inc.            WATTS LINE:
        P.O.Box 2584                              PAY LINE: 407.869.6700
        Altamonte Spr.   FL  32714-2584           FAX LINE: 407.862.4725
                                                  BBS LINE: 407.862.4724
        C.D.P.             SCSI SOFTWARE
      ───────────────────────────────────────────────────────────────────────
        COMMAX TECHNOLOGY                       WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        COMMAX TECH.
      ───────────────────────────────────────────────────────────────────────
        COMPUADD Corporation                    WATTS LINE: 800.456.3116
        12303 Technology Blvd.                    PAY LINE: 512.250.1489
        Austin   TX  78727                        FAX LINE: 512.250.2070
                                                  BBS LINE:
        COMPUADD
      ───────────────────────────────────────────────────────────────────────
        COMPUTER MEMORIES, Incorporated         WATTS LINE: OUT
                                                  PAY LINE: OF
                                                  FAX LINE: BUSINESS
                                                  BBS LINE:
        CMI                original IBM AT supplier
      ───────────────────────────────────────────────────────────────────────
        CONCURRENT COMPUTER Corporation         WATTS LINE: 800.631.2154
        106 Apple Street                          PAY LINE:
        Tinton Falls   NJ  07724                  FAX LINE:
                                                  BBS LINE:
        CONCURRENT
      ───────────────────────────────────────────────────────────────────────
        CONNER PERIPHERALS, Incorporated        WATTS LINE:
        3081 Zanker Road                          PAY LINE: 408.456.4500
        San Jose   CA  95134                      FAX LINE: 408.456.4501
                                                  BBS LINE: 408.456.4515
        CONNER             TECH SUPT:3388, MANUALS:4415, HOT LINE:3200
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE  7
      ═══════════════════════════════════════════════════════════════════════

        CONSAN, Incorporated                    WATTS LINE:
        14625 Martin Drive                        PAY LINE: 612.949.0053
        Eden Prairie   MN  55344                  FAX LINE:
                                                  BBS LINE:
        CONSAN, INC.
      ───────────────────────────────────────────────────────────────────────
        CONTROL CONCEPTS, Incorporated          WATTS LINE:
                                                  PAY LINE: 703.876.6444
           VA                                     FAX LINE: 703.876.6416
                                                  BBS LINE:
        CONTROL CONCEPTS
      ───────────────────────────────────────────────────────────────────────
        CONTROL DATA Corporation                WATTS LINE: BOUGHT
        12501 Whitewater Drive                    PAY LINE: BY
        Minnetonka   MN  55343                    FAX LINE: SEAGATE
                                                  BBS LINE:
        CDC                MAG. PERIPHERALS, IMPRIMIS
      ───────────────────────────────────────────────────────────────────────
        CORE International, Inc.                WATTS LINE:
        7171 North Federal Highway                PAY LINE: 407.997.6044
        Boca Raton   FL  33487                    FAX LINE: 407.997.6009
                                                  BBS LINE: 407.241.2929
        CORE INTL.
      ───────────────────────────────────────────────────────────────────────
        COREL SYSTEMS Corporation               WATTS LINE: 800.836.SCSI
        1600 Carling Avenue                       PAY LINE: 613.728.8200
        Ottawa, Ontario   CN  K1Z 8R7             FAX LINE: 613.728.9790
                                                  BBS LINE: 613.728.4752
        COREL SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        CORPORATE SYSTEMS CENTER                WATTS LINE:
        730 North Pastoria Avenue                 PAY LINE: 408.737.7312
        Sunnyvale   CA  94086                     FAX LINE: 408.737.1017
                                                  BBS LINE:
        C.S.C.
      ───────────────────────────────────────────────────────────────────────
        DATA TECHNOLOGY Corp. (QUME)            WATTS LINE:
        15 Centerpoint Drive                      PAY LINE: 408.942.4000
        Milpitas   CA  95035                      FAX LINE: 408.942.4052
                                                  BBS LINE: 408.942.4010
        DATA TECHNOLOGY    TECH:4091,4044, 24HR FAXBACK:4005
      ───────────────────────────────────────────────────────────────────────
        DAUPHIN TECHNOLOGY, Inc.                WATTS LINE:
        1125 East St.Charles Road                 PAY LINE: 708.627.4004
        Lombard   IL  60148                       FAX LINE:
                                                  BBS LINE:
        DAUPHIN TECH.
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  8
      ═══════════════════════════════════════════════════════════════════════

        DELTIAC SYSTEMS                         WATTS LINE:
        1977 O'Toole Ave, Suite B206              PAY LINE: 408.954.1055
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        DELTIAC SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        DENON AMERICA, Inc.                     WATTS LINE:
        222 New Road                              PAY LINE: 201.575.7810
        Parsippany   NJ  07054                    FAX LINE:
                                                  BBS LINE:
        DENON
      ───────────────────────────────────────────────────────────────────────
        DIGITAL EQUIPMENT Corp.       (DEC)     WATTS LINE:
        334 South Street                          PAY LINE: 508.897.5111
        Shrewsbury   MA  01545                    FAX LINE:
                                                  BBS LINE:
        D.E.C.
      ───────────────────────────────────────────────────────────────────────
        DISCTRON                                WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        DISCTRON
      ───────────────────────────────────────────────────────────────────────
        DISK TECHNOLOGIES Corp.                 WATTS LINE: 800.553.0337
        PO Box 1750, 147 W.Lyman Ave.             PAY LINE: 407.645.0001
        Winter Park   FL  32790                   FAX LINE:
                                                  BBS LINE:
        DISK TECH.
      ───────────────────────────────────────────────────────────────────────
        DISTRIBUTED PROCESSING TECHNOLOGY       WATTS LINE:
        140 Candace Drive                         PAY LINE: 407.830.5522
        Maitland   FL  32751                      FAX LINE: 407.260.5366
                                                  BBS LINE: 407.831.6432
        D.P.T.
      ───────────────────────────────────────────────────────────────────────
        DMA                                     WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        DMA
      ───────────────────────────────────────────────────────────────────────
        DOLPHIN SYSTEMS TECHNOLOGY              WATTS LINE:
        1701 E. Edinger Ave, Bldg. G              PAY LINE: 714.558.3220
        Santa Ana   CA  92705                     FAX LINE:
                                                  BBS LINE:
        DOLPHIN SYSTEMS
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE  9
      ═══════════════════════════════════════════════════════════════════════

        DYNATEK AUTOMATION SYSTEMS, Inc.        WATTS LINE:
        15 Tangiers Road                          PAY LINE: 416.636.3000
        Toronto, Ontario   CN  M3J 2B1            FAX LINE: 416.636.3011
                                                  BBS LINE:
        DYNATEK SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        ELCOH                                   WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        ELCOH
      ───────────────────────────────────────────────────────────────────────
        EMULEX Corporation                      WATTS LINE: 800.368.5393
        3545 Harbor Blvd.,P.O.Box 6725            PAY LINE: 714.662.5600
        Costa Mesa   CA  92626                    FAX LINE: 714.241.0792
                                                  BBS LINE:
        EMULEX             MASS FIELD OFFICE: 617.229.8880
      ───────────────────────────────────────────────────────────────────────
        EPSON AMERICA, Inc.                     WATTS LINE:
        20770 Madrona Ave, Box 2842               PAY LINE: 310.787.6300
        Torrance   CA  90509-2842                 FAX LINE: 310.782.5350
                                                  BBS LINE:
        EPSON
      ───────────────────────────────────────────────────────────────────────
        EsPerT Company, LTD.                    WATTS LINE:
        1630 Oakland Road, A-109                  PAY LINE: 408.452.5771
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        ESPERT             508.668.4030, 408.452.5771
      ───────────────────────────────────────────────────────────────────────
        EVEREX SYSTEMS, Incorporated            WATTS LINE: 800.334.4552
        48431 Milmont Drive                       PAY LINE: 415.498.1111
        Fremont   CA  94538-9828                  FAX LINE:
                                                  BBS LINE:
        EVEREX
      ───────────────────────────────────────────────────────────────────────
        EXSYS STORAGE SYSTEMS, Inc.             WATTS LINE:
        1430 Tully Road, Suite 417                PAY LINE: 408.292.0343
        San Jose   CA  95112                      FAX LINE:
                                                  BBS LINE:
        EXSYS SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        FARADAY ELECTRONICS                     WATTS LINE: 800.847.6181
        749 North Mary Avenue                     PAY LINE: 408.749.1900
        Sunnyvale   CA  94086                     FAX LINE: 408.739.1671
                                                  BBS LINE:
        FARADAY            bought by WESTERN DIGITAL
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE 10
      ═══════════════════════════════════════════════════════════════════════

        FAST TECHNOLOGY, Incorporated           WATTS LINE: 800.279.0889
        3204 South Fair Lane                      PAY LINE: 602.438.0889
        Tempe   AZ  85282                         FAX LINE: 602.438.9222
                                                  BBS LINE:
        FAST TECHNOLOGY    see also KONAN, PERSTOR, LAURA TECH.
      ───────────────────────────────────────────────────────────────────────
        FUJI Corporation                        WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        FUJI
      ───────────────────────────────────────────────────────────────────────
        FUJITSU AMERICA, Incorporated           WATTS LINE: 800.626.4686
        3055 Orchard Drive                        PAY LINE: 408.432.1300
        San Jose   CA  95134-2022                 FAX LINE: 408.432.1318
                                                  BBS LINE: 408.944.9899
        FUJITSU            24 HOUR TECH SUPPORT:800.826.6112
      ───────────────────────────────────────────────────────────────────────
        FUTURE DOMAIN Corporation               WATTS LINE: 800.879.7599
        2801 McGaw Avenue                         PAY LINE: 714.253.0400
        Irvine   CA  92714                        FAX LINE: 714.253.0913
                                                  BBS LINE:
        FUTURE DOMAIN
      ───────────────────────────────────────────────────────────────────────
        FWB, Incorporated                       WATTS LINE:
        2040 Polk Street, Suite 215               PAY LINE: 415.474.8055
        San Francisco   CA  94109                 FAX LINE:
                                                  BBS LINE:
        FWB
      ───────────────────────────────────────────────────────────────────────
        GENERAL MICROSYSTEMS, Inc.              WATTS LINE:
        3220 118th Ave.SE, Suite 100              PAY LINE: 206.644.2233
        Bellevue   WA  98005                      FAX LINE:
                                                  BBS LINE:
        GEN.MICROSYS
      ───────────────────────────────────────────────────────────────────────
        GSI                                     WATTS LINE: 800.486.7800
        17951 H Sky Park Circle                   PAY LINE: 714.261.7949
        Irvine   CA  92714-6343                   FAX LINE: 714.757.1778
                                                  BBS LINE:
        GSI
      ───────────────────────────────────────────────────────────────────────
        HERSTAL AUTOMTION, Ltd.                 WATTS LINE:
        3171 W.Twelve Mile Road                   PAY LINE: 313.548.2001
        Berkley   MI  48072                       FAX LINE:
                                                  BBS LINE:
        HERSTAL
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 11
      ═══════════════════════════════════════════════════════════════════════

        HEWLETT-PACKARD, Disk Memory Div.       WATTS LINE: 800.752.0900
        11413 Chinden Blvd., MS 337               PAY LINE: 208.323.2332
        Boise   ID  83714                         FAX LINE: 208.323.3991
                                                  BBS LINE:
        HEWLETT-PKD.       208.323.2297, DIRECT MKT'G:800.637.7740
      ───────────────────────────────────────────────────────────────────────
        HITACHI AMERICA, COMPUTER DIV.          WATTS LINE: 800.283.4080
        2000 Sierra Point Parkway                 PAY LINE: 415.589.8300
        Brisbane   CA  94005-1819                 FAX LINE: 415.244.7647
                                                  BBS LINE:
        HITACHI            415.589.8300
      ───────────────────────────────────────────────────────────────────────
        HONEYWELL/BULL Corporation              WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        BULL
      ───────────────────────────────────────────────────────────────────────
        IBM Corp., ADSTAR OEM PRODUCTS DIV.     WATTS LINE:
        5600 Cottle Road                          PAY LINE: 408.284.6039
        San Jose   CA  95193                      FAX LINE:
                                                  BBS LINE:
        IBM
      ───────────────────────────────────────────────────────────────────────
        IMPERIAL TECHNOLOGY, Incorporated       WATTS LINE: 800.451.0666
        2305 Utah Avenue                          PAY LINE: 310.536.0018
        El Segundo   CA  90245                    FAX LINE: 310.536.0124
                                                  BBS LINE:
        IMPERIAL TECH.
      ───────────────────────────────────────────────────────────────────────
        INSITE PERIPHERALS                      WATTS LINE:
        4433 Fortran Drive                        PAY LINE: 408.946.8080
        San Jose   CA  95134-4403                 FAX LINE: 408.946.4403
                                                  BBS LINE:
        INSITE
      ───────────────────────────────────────────────────────────────────────
        INTEGRAL PERIPHERALS, Incorporated      WATTS LINE:
        5775 Flatiron Pkwy, Suite 100             PAY LINE: 303.449.8009
        Boulder   CO  80301                       FAX LINE: 303.449.8089
                                                  BBS LINE:
        INTEGRAL
      ───────────────────────────────────────────────────────────────────────
        INTERNATIONAL MEMORIES, Inc.            WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        IMI
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE 12
      ═══════════════════════════════════════════════════════════════════════

        INTERPHASE Corporation                  WATTS LINE:
        13800 Senlac Drive                        PAY LINE: 214.919.9000
        Dallas   TX  75234                        FAX LINE: 214.919.9200
                                                  BBS LINE:
        INTERPHASE
      ───────────────────────────────────────────────────────────────────────
        JASMINE TECHNOLOGIES, Inc.              WATTS LINE:
        1740 Army Street                          PAY LINE: 415.550.2900
        San Francisco   CA  94124                 FAX LINE:
                                                  BBS LINE:
        JASMINE
      ───────────────────────────────────────────────────────────────────────
        JC INFORMATION SYSTEMS Corp.            WATTS LINE:
        44036 S. Grimmer Blvd.                    PAY LINE: 510.659.8440
        Fremont   CA  94538                       FAX LINE: 510.659.8449
                                                  BBS LINE:
        JC INFO SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        JCT                                     WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        JCT
      ───────────────────────────────────────────────────────────────────────
        JETS CYBERNETICS                        WATTS LINE: 800.369.JETS
        The Penthouse, 535 Ramona St.             PAY LINE: 415.322.JETS
        Palo Alto   CA  94301                     FAX LINE:
                                                  BBS LINE:
        JETS CYBERNETICS
      ───────────────────────────────────────────────────────────────────────
        JVC INFORMATION PRODUCTS of America     WATTS LINE:
                                                  PAY LINE: 408.988.7506
        Santa Clara   CA                          FAX LINE: 408.727.7533
                                                  BBS LINE:
        JVC
      ───────────────────────────────────────────────────────────────────────
        KALOK Corporation                       WATTS LINE:
        1289 Anvilwood Avenue                     PAY LINE: 408.747.1315
        Sunnyvale   CA  94089                     FAX LINE: 408.747.1319
                                                  BBS LINE:
        KALOK CORP.
      ───────────────────────────────────────────────────────────────────────
        KIMPSION International                  WATTS LINE:
        1335 Rothland Court                       PAY LINE:
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        KIMPSION
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

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      ═══════════════════════════════════════════════════════════════════════

        KONAN Corporation                       WATTS LINE:
        1829 West Drake Drive                     PAY LINE: 602.345.1300
        Tempe   AZ  85283                         FAX LINE: 602.345.2829
                                                  BBS LINE:
        KONAN              see also FAST TECH., TEN TIME, LAURA TECH.
      ───────────────────────────────────────────────────────────────────────
        KYOCERA ELEC.Inc, Memory Prod.Div.      WATTS LINE:
        8611 Balboa Avenue                        PAY LINE: 619.576.2702
        San Diego   CA  92123-1580                FAX LINE: 619.492.1456
                                                  BBS LINE:
        KYOCERA            201.563.4333, 201.563.4300
      ───────────────────────────────────────────────────────────────────────
        LAPINE TECHNOLOGY                       WATTS LINE:
                                                  PAY LINE:
        OUT OF BUSINESS                           FAX LINE:
                                                  BBS LINE:
        LAPINE
      ───────────────────────────────────────────────────────────────────────
        LARK ASSOCIATES, Inc.                   WATTS LINE: OUT
        4046 Clipper Court                        PAY LINE: OF
        Fremont   CA  94538                       FAX LINE: BUSINESS
                                                  BBS LINE: 1991
        LARK ASSOCs.
      ───────────────────────────────────────────────────────────────────────
        LASER MAGNETIC STORAGE Intl. Co.        WATTS LINE:
        4425 ArrowsWest Drive                     PAY LINE: 719.593.7900
        Colorado Springs   CO  80907-             FAX LINE: 719.531.0168
                                                  BBS LINE:
        LASER MAG.
      ───────────────────────────────────────────────────────────────────────
        LAURA TECHNOLOGIES, Inc.                WATTS LINE:
        3212 South Fair Lane                      PAY LINE: 602.438.0889
        Tempe   AZ  85282                         FAX LINE: 602.438.9222
                                                  BBS LINE:
        LAURA TECH.        see also FAST TECH., TEN TIME, PERSTOR
      ───────────────────────────────────────────────────────────────────────
        LIBERTY SYSTEMS, Incorporated           WATTS LINE:
        160 Saratoga Ave, Suite 38                PAY LINE: 408.983.1127
        Santa Clara   CA  95051                   FAX LINE: 408.243.2885
                                                  BBS LINE:
        LIBERTY SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        LOMAS DATA PRODUCTS Incorporated        WATTS LINE:
        182 Cedar Hill Street                     PAY LINE: 508.460.0333
        Marlboro   MA  01752                      FAX LINE: 508.460.0616
                                                  BBS LINE:
        LOMAS DATA PROD.
      ───────────────────────────────────────────────────────────────────────


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      ═══════════════════════════════════════════════════════════════════════

        LONGSHINE ELECTRONICS                   WATTS LINE:
        2013 North Capitol Avenue                 PAY LINE: 408.942.1746
        San Jose   CA  95132                      FAX LINE: 408.942.1745
                                                  BBS LINE:
        LONGSHINE
      ───────────────────────────────────────────────────────────────────────
        MACROTRON SYSTEMS, Incorporated         WATTS LINE:
        4400 Technology Drive                     PAY LINE: 510.683.9600
        Fremont   CA  94538                       FAX LINE: 510.651.6922
                                                  BBS LINE:
        MACROTRON SYSTEM
      ───────────────────────────────────────────────────────────────────────
        MACSETRA TECHNOLOGIES INTL., Inc.       WATTS LINE: 800.661.6000
        2414 Koyl Avenue                          PAY LINE: 306.934.6044
        Saskatoon,Sktwn.   CN  S7L 7L5            FAX LINE:
                                                  BBS LINE:
        MACSETRA
      ───────────────────────────────────────────────────────────────────────
        MAGNETIC PERIPHERALS, Incorporated      WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        MPI                CDC'S HARD DRIVE DIV., now owned by SEAGATE
      ───────────────────────────────────────────────────────────────────────
        MAGTRON, Incorporated                   WATTS LINE: 800.828.2822
        568 Weddell Drive                         PAY LINE: 408.774.1188
        Sunnyvale   CA  94089                     FAX LINE:
                                                  BBS LINE:
        MAGTRON            aka PACIFIC MAGTRON
      ───────────────────────────────────────────────────────────────────────
        MANZANTA MICROSYSTEMS, Inc.             WATTS LINE:
        P.O. Box 2117                             PAY LINE: 805.968.1387
        Goleta   CA  93118                        FAX LINE: 805.968.5449
                                                  BBS LINE:
        MANZANTA MICROSY
      ───────────────────────────────────────────────────────────────────────
        MAPLE SYSTEMS, Incorporated             WATTS LINE:
        2380 Qume Drive, Suite B                  PAY LINE: 408.456.0355
        San Jose   CA  95131                      FAX LINE: 408.456.0356
                                                  BBS LINE:
        MAPLE SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        MASS OPTICAL STORAGE TECHNOLOGIES,      WATTS LINE:
        11205 Knott Avenue                        PAY LINE: 714.898.9400
        Cypress   CA  90630                       FAX LINE: 714.373.9960
                                                  BBS LINE:
        M.O.S.T.           MOST, INC.
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

       4/28/93                THEREF(tm)   Version 4.30               PAGE 15
      ═══════════════════════════════════════════════════════════════════════

        MAXCESS, Incorporated                   WATTS LINE:
        3141 North 13th Street                    PAY LINE: 215.928.1213
        Philadelphia   PA  19107                  FAX LINE:
                                                  BBS LINE:
        MAXCESS
      ───────────────────────────────────────────────────────────────────────
        MAXOPTIX Corporation        (MAXTOR     WATTS LINE: 800.848.3092
        2520 Junction Avenue                      PAY LINE: 408.954.9700
        San Jose   CA  95134                      FAX LINE: 408.954.9711
                                                  BBS LINE:
        MAXOPTIX
      ───────────────────────────────────────────────────────────────────────
        MAXTOR COLORADO Corp.                   WATTS LINE: 800.356.5333
        1861 Lefthand Circle                      PAY LINE: 303.651.6000
        Longmont   CO  80501-6798                 FAX LINE: 303.678.2165
                                                  BBS LINE: 303.678.2222
        MAXTOR COLORADO    BBS9600:2020, FAXBACK LINE:303.678.2615
      ───────────────────────────────────────────────────────────────────────
        MAXTOR Corporation                      WATTS LINE: 800.2.MAXTOR
        211 River Oaks Parkway                    PAY LINE: 408.432.1700
        San Jose   CA  95134                      FAX LINE: 408.433.0457
                                                  BBS LINE: 303.678.2222
        MAXTOR             BBS9600:2020, 408.432.4517, 408.435.7884
      ───────────────────────────────────────────────────────────────────────
        MEGADRIVE SYSTEMS, Inc.                 WATTS LINE: 800.327.4744
        1900 Ave of the Stars,Ste.2870            PAY LINE: 213.556.1663
        Los Angeles   CA  90067                   FAX LINE: 213.556.1164
                                                  BBS LINE:
        MEGADRIVE
      ───────────────────────────────────────────────────────────────────────
        MEMOREX Corporation                     WATTS LINE:
        611 South Milpitas Blvd.                  PAY LINE: 408.957.1000
        Milpitas   CA  95035-5473                 FAX LINE:
                                                  BBS LINE:
        MEMOREX
      ───────────────────────────────────────────────────────────────────────
        MEMTECH TECHNOLOGY Corporation          WATTS LINE: 800.445.5511
        3000 Oakmead Village Court                PAY LINE: 408.970.8900
        Santa Clara   CA  95051                   FAX LINE: 408.986.0656
                                                  BBS LINE:
        MEMTECH
      ───────────────────────────────────────────────────────────────────────
        MERIDIAN DATA, Incorporated             WATTS LINE: 800.755.8324
        5615 Scotts Valley Drive                  PAY LINE: 408.438.3100
        Scotts Valley   CA  95066                 FAX LINE:
                                                  BBS LINE:
        MERIDIAN
      ───────────────────────────────────────────────────────────────────────


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      ═══════════════════════════════════════════════════════════════════════

        MICRO DESIGN International, Inc.        WATTS LINE:
        6985 University Blvd.                     PAY LINE: 407.677.8333
        Winter Park   FL  32792                   FAX LINE:
                                                  BBS LINE:
        MICRO DESIGN
      ───────────────────────────────────────────────────────────────────────
        MICRO MEMORY, Incorporated    (MMI)     WATTS LINE:
        9540 Vassar Avenue                        PAY LINE: 818.998.0070
        Chatsworth   CA  91311                    FAX LINE:
                                                  BBS LINE:
        MMI
      ───────────────────────────────────────────────────────────────────────
        MICRO SOLUTIONS COMPUTER PRODUCTS       WATTS LINE:
        132 West Lincoln Highway                  PAY LINE: 815.756.3411
        DeKalb   IL  60115                        FAX LINE: 815.756.2928
                                                  BBS LINE:
        MICRO SOLUTIONS
      ───────────────────────────────────────────────────────────────────────
        MICRONET COMPUTER SYSTEMS, Inc.         WATTS LINE:
                                                  PAY LINE: 714.739.2244
        Buena Park   CA                           FAX LINE:
                                                  BBS LINE:
        MICRONET
      ───────────────────────────────────────────────────────────────────────
        MICRONET TECHNOLOGY, Incorporated       WATTS LINE:
        20 Mason                                  PAY LINE: 714.837.6033
        Irvine   CA  92718                        FAX LINE: 714.837.1164
                                                  BBS LINE:
        MICRONET TECH.
      ───────────────────────────────────────────────────────────────────────
        MICROPOLIS Corporation                  WATTS LINE:
        21123 Nordhoff Street                     PAY LINE: 818.709.3300
        Chatsworth   CA  91311                    FAX LINE: 818.709.3396
                                                  BBS LINE: 818.709.3310
        MICROPOLIS         TECH#:3325
      ───────────────────────────────────────────────────────────────────────
        MICROSCIENCE INTL. Corporation          WATTS LINE:
        90 Headquarters Drive                     PAY LINE: 408.433.9898
        San Jose   CA  95134                      FAX LINE: 408.954.0989
                                                  BBS LINE:
        MICROSCIENCE
      ───────────────────────────────────────────────────────────────────────
        MINISCRIBE Corporation                  WATTS LINE:
        1861 Lefthand Circle                      PAY LINE:
        Longmont   CO  80501-6798                 FAX LINE:
                                                  BBS LINE:
        MINISCRIBE         now MAXTOR COLORADO Corp.
      ───────────────────────────────────────────────────────────────────────


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      ═══════════════════════════════════════════════════════════════════════

        MINISTOR PERIPHERALS                    WATTS LINE:
        2801 Orchard Parkway                      PAY LINE: 408.943.0165
        San Jose   CA  95134                      FAX LINE: 408.434.0784
                                                  BBS LINE:
        MINISTOR
      ───────────────────────────────────────────────────────────────────────
        MIRROR TECHNOLOGIES                     WATTS LINE:
        2644 Patton Road                          PAY LINE: 612.633.4450
        Roseville   MN  55113                     FAX LINE:
                                                  BBS LINE:
        MIRROR TECH.
      ───────────────────────────────────────────────────────────────────────
        MITSUBISHI ELECTRONICS AMERICA,Inc.     WATTS LINE: 800.515.6352
        991 Knox Street                           PAY LINE: 213.515.3993
        Torrance   CA  90502                      FAX LINE: 213.324.6466
                                                  BBS LINE:
        MITSUBISHI         213.217.5732
      ───────────────────────────────────────────────────────────────────────
        MITSUMI ELECTRONICS                     WATTS LINE:
                                                  PAY LINE: 408.970.0700
        Santa Clara   CA                          FAX LINE:
                                                  BBS LINE:
        MITSUMI
      ───────────────────────────────────────────────────────────────────────
        MYLEX Corporation                       WATTS LINE: 800.446.9539
        47650 Westinghouse Drive                  PAY LINE: 415.683.4600
        Fremont   CA  94539                       FAX LINE: .415.656.7857
                                                  BBS LINE:
        MYLEX
      ───────────────────────────────────────────────────────────────────────
        N/HANCE SYSTEMS, Incorporated           WATTS LINE: 800.BUY.WORM
        908R Providence Highway                   PAY LINE: 617.461.1970
        Dedham   MA  02026                        FAX LINE:
                                                  BBS LINE:
        N/HANCE SYS.
      ───────────────────────────────────────────────────────────────────────
        NCL AMERICA, Incorporated               WATTS LINE:
        1221 Innsbruck Drive                      PAY LINE: 408.734.1006
        Sunnyvale   CA  94086                     FAX LINE: 408.774.0709
                                                  BBS LINE:
        NCL AMERICA
      ───────────────────────────────────────────────────────────────────────
        NCR Corporation                         WATTS LINE: 800.334.5454
        1700 S. Patterson Blvd.                   PAY LINE: 513.445.2075
        Dayton   OH  45479                        FAX LINE:
                                                  BBS LINE:
        NCR                CONTROLLERS
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 18
      ═══════════════════════════════════════════════════════════════════════

        NCR Corporation                         WATTS LINE:
        3718 North Rock Road                      PAY LINE: 316.636.8000
        Wichita   KS  67226                       FAX LINE:
                                                  BBS LINE:
        NCR                DRIVES
      ───────────────────────────────────────────────────────────────────────
        NEC TECHNOLOGIES, Incorporated          WATTS LINE: 800.NEC.INFO
        1414 Masachusetts Avenue                  PAY LINE: 508.264.8000
        Boxborough   MA  01719-2298               FAX LINE: 508.264.8673
                                                  BBS LINE:
        NEC                Faxback#:800.366.0476
      ───────────────────────────────────────────────────────────────────────
        NEWBURY DATA                            WATTS LINE:
        6 New England Executive Plaza             PAY LINE: 617.723.9513
        Burlington   MA  01803                    FAX LINE:
                                                  BBS LINE:
        NEWBURY DATA       licenced by Maxtor
      ───────────────────────────────────────────────────────────────────────
        NIPPON PERIPHERALS, Ltd.                WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        NIPPON
      ───────────────────────────────────────────────────────────────────────
        NOVELL                                  WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        NOVELL             see PROCOMP USA
      ───────────────────────────────────────────────────────────────────────
        OCEAN MICROSYSTEMS, Incorporated        WATTS LINE: 800.944.6232
        246 East Hacienda Avenue                  PAY LINE: 408.374.8300
        Campbell   CA  95008                      FAX LINE: 714.373.9979
                                                  BBS LINE:
        OCEAN MICRO
      ───────────────────────────────────────────────────────────────────────
        OKIDATA                                 WATTS LINE:
        532 Fellowship Road                       PAY LINE: 609.235.2600
        Mount Laurel   NJ  08054                  FAX LINE:
                                                  BBS LINE:
        OKIDATA
      ───────────────────────────────────────────────────────────────────────
        OLIVETTI, USA                           WATTS LINE:
                                                  PAY LINE: 201.526.8200
                                                  FAX LINE:
                                                  BBS LINE:
        OLIVETTI
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 19
      ═══════════════════════════════════════════════════════════════════════

        ONLINE PRODUCTS Corp.                   WATTS LINE: 800.922.9204
        20251 Century Blvd.                       PAY LINE: 301.428.3700
        Germantown   MD  20874                    FAX LINE:
                                                  BBS LINE:
        ONLINE PROD.
      ───────────────────────────────────────────────────────────────────────
        OPTIMA TECHNOLOGY Corp.                 WATTS LINE:
        17526 Von Karman                          PAY LINE: 714.476.0515
        Irvine   CA  92714                        FAX LINE: 714.476.0613
                                                  BBS LINE: 714.476.0626
        OPTIMA
      ───────────────────────────────────────────────────────────────────────
        ORCA TECHNOLOGY Corp.                   WATTS LINE:
        1751 Fox Drive                            PAY LINE: 408.441.1111
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        ORCA TECH.
      ───────────────────────────────────────────────────────────────────────
        OTARI Corporation                       WATTS LINE:
        378 Vintage Park Drive                    PAY LINE: 415.341.5900
        Foster City   CA  94404                   FAX LINE:
                                                  BBS LINE:
        OTARI
      ───────────────────────────────────────────────────────────────────────
        PACIFIC RIM SYSTEMS, Inc.               WATTS LINE: 800.722.7461
        2570 Barrington Court                     PAY LINE: 415.782.1013
        Hayward   CA  94545                       FAX LINE: 415.782.1017
                                                  BBS LINE:
        PACIFIC RIM        (4/90)
      ───────────────────────────────────────────────────────────────────────
        PANASONIC INDUSTRIAL Company            WATTS LINE:
        1600 McCandless Drive                     PAY LINE: 408.262.2200
        Milpitas   CA  95035                      FAX LINE: 408.262.4214
                                                  BBS LINE: 201.863.7845
        PANASONIC
      ───────────────────────────────────────────────────────────────────────
        PERCEPTIVE SOLUTIONS, Inc.              WATTS LINE: 800.486.3278
        2700 Flora Street                         PAY LINE: 214.954.1774
        Dallas   TX  75201                        FAX LINE: 214.953.1774
                                                  BBS LINE: 214.954.1856
        PERCEPTIVE SOLS.
      ───────────────────────────────────────────────────────────────────────
        PERFORMANCE TECHNOLOGIES, Inc.          WATTS LINE:
        435 West Commercial Street                PAY LINE: 716.586.6727
        East Rochester   NY  14445                FAX LINE:
                                                  BBS LINE:
        PERFORM. TECHS.
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 20
      ═══════════════════════════════════════════════════════════════════════

        PERIPHERAL LAND, Inc.                   WATTS LINE: 800.288.8754
        47421 Bayside Parkway                     PAY LINE: 415.657.2211
        Fremont   CA  94538                       FAX LINE:
                                                  BBS LINE:
        PERIPHERAL
      ───────────────────────────────────────────────────────────────────────
        PERIPHERAL TECHNOLOGY, Inc.             WATTS LINE:
        685 East Cochran                          PAY LINE: 805.581.1000
        Simi Valley   CA  93065                   FAX LINE:
                                                  BBS LINE:
        PTI
      ───────────────────────────────────────────────────────────────────────
        PERSTOR SYSTEMS, Incorporated           WATTS LINE: OUT
        1335 South Park Lane                      PAY LINE: OF
        Tempe   AZ  85281                         FAX LINE: BUSINESS
                                                  BBS LINE: 1991
        PERSTOR SYSTEMS    see also FAST TECH., TEN TIME, LAURA TECH.
      ───────────────────────────────────────────────────────────────────────
        PINNACLE MICRO                          WATTS LINE: 800.553.7070
        15265 Alton Parkway                       PAY LINE: 714.727.3300
        Irvine   CA  92718                        FAX LINE: 714.727.1913
                                                  BBS LINE:
        PINNACLE
      ───────────────────────────────────────────────────────────────────────
        PIONEER COMMUNICATIONS of America       WATTS LINE: 800.LASER.ON
        3255-1 Scott Blvd., Suite 103             PAY LINE: 408.988.1702
        Santa Clara   CA  95054                   FAX LINE: 408.988.1848
                                                  BBS LINE:
        PIONEER
      ───────────────────────────────────────────────────────────────────────
        PLUS DEVELOPMENT Corp.                  WATTS LINE: 800.624.5545
        1778 McCarthy Blvd.                       PAY LINE: 408.434.6900
        Milpitas   CA  95035                      FAX LINE:
                                                  BBS LINE: 408.434.1664
        PLUS DEV.          BOUGHT BY QUANTUM,TECH:900.740.4433,$5/CALL
      ───────────────────────────────────────────────────────────────────────
        PRAIRIETEK Corporation                  WATTS LINE: 800.825.2511
        1830 Lefthand Circle                      PAY LINE: 303.772.4011
        Longmont   CO  80501                      FAX LINE: 303.651.3235
                                                  BBS LINE:
        PRAIRIETEK         OUT OF BUSINESS 9/91
      ───────────────────────────────────────────────────────────────────────
        PRIAM SYSTEMS Corp.                     WATTS LINE:
        1140 Ringwood Court                       PAY LINE: 408.945.8680
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        PRIAM
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 21
      ═══════════════════════════════════════════════════════════════════════

        PROCOM TECHNOLOGY, Inc.                 WATTS LINE: 800.800.8600
        2181 Dupont Avenue                        PAY LINE: 714.549.0449
        Irvine   CA  92715                        FAX LINE: 714.549.8971
                                                  BBS LINE:
        PROCOM TECH.       714.852.1000
      ───────────────────────────────────────────────────────────────────────
        PROCOMP USA, Incorporated               WATTS LINE:
        6801 Engle Road                           PAY LINE: 216.234.6387
        Cleveland   OH  44130                     FAX LINE: 216.234.2233
                                                  BBS LINE:
        PROCOMP USA        NOVELL CONTROLLER CARDS
      ───────────────────────────────────────────────────────────────────────
        PROMISE TECHNOLOGY, Inc.                WATTS LINE:
        1460 Koll Circle                          PAY LINE: 408.452.0948
        San Jose   CA  95112                      FAX LINE: 408.452.1534
                                                  BBS LINE:
        PROMISE TECH.
      ───────────────────────────────────────────────────────────────────────
        QUANTUM Corporation                     WATTS LINE: 800.624.5525
        500 McCarthy Blvd.                        PAY LINE: 408.944.0410
        Milpitas   CA  95035                      FAX LINE:
                                                  BBS LINE: 408.894.3214
        QUANTUM            TECH#:900.740.4433...$5 FLAT FEE/CALL
      ───────────────────────────────────────────────────────────────────────
        QUME                                    WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        QUME
      ───────────────────────────────────────────────────────────────────────
        RANCHO TECHNOLOGY, Incorporated         WATTS LINE:
        8632 Archibald Ave, Suite 109             PAY LINE: 714.987.3966
        Rancho Cucamonga   CA  91730              FAX LINE: 714.989.2365
                                                  BBS LINE:
        RANCHO TECHNOLOG
      ───────────────────────────────────────────────────────────────────────
        REFERENCE TECHNOLOGY, Inc.              WATTS LINE:
        5700 Flatiron Parkway                     PAY LINE: 303.449.4157
        Boulder   CO  80301                       FAX LINE:
                                                  BBS LINE:
        REFERENCE
      ───────────────────────────────────────────────────────────────────────
        RELAX TECHNOLOGY, Incorporated          WATTS LINE:
        3101 Whipple Rd, Suite 22                 PAY LINE: 415.471.6112
        Union City   CA  94587                    FAX LINE:
                                                  BBS LINE:
        RELAX TECH.
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

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      ═══════════════════════════════════════════════════════════════════════

        RICOH Corp., File Products Div.         WATTS LINE:
        5150 El Camino Real, Suite D20            PAY LINE: 415.962.0443
        Los Gatos   CA  94022                     FAX LINE: 415.962.0441
                                                  BBS LINE:
        RICOH
      ───────────────────────────────────────────────────────────────────────
        RMT SYSTEMS, Incorporated               WATTS LINE:
        18226 McDurmott West, Suite E             PAY LINE: 714.863.1092
        Irvine   CA                               FAX LINE:
                                                  BBS LINE:
        RMT SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        RODIME SYSTEMS, Inc.                    WATTS LINE: 800.765.9292
        901 Broken Sound Pkwy., N.W.              PAY LINE:
        Boca Raton   FL  33487                    FAX LINE:
                                                  BBS LINE:
        RODIME SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        RODIME, Incorporated                    WATTS LINE: OUT
        901 Broken Sound Pkwy., N.W.              PAY LINE: OF
        Boca Raton   FL  33487                    FAX LINE: BUSINESS
                                                  BBS LINE: AUGUST 1991
        RODIME             FOR PARTS TRY: C.P.R.:407.547.5599
      ───────────────────────────────────────────────────────────────────────
        ROTATING MEMORY SERVICES      (RMS)     WATTS LINE:
        4919 Windplay Drive                       PAY LINE: 916.939.7500
        El Dorado Hills   CA  95630               FAX LINE: 916.939.7504
                                                  BBS LINE:
        RMS
      ───────────────────────────────────────────────────────────────────────
        S.O.T.A. Technology, Inc.               WATTS LINE:
        657 North Pastoria Avenue                 PAY LINE: 408.245.3366
        Sunnyvale   CA  94086                     FAX LINE: 408.245.0922
                                                  BBS LINE:
        SOTA
      ───────────────────────────────────────────────────────────────────────
        SANYO                                   WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        SANYO
      ───────────────────────────────────────────────────────────────────────
        SEAGATE TECHNOLOGY                      WATTS LINE: 800.468.3472
        930 Disc Drive                            PAY LINE: 408.438.8222
        Scotts Valley   CA  95066-4544            FAX LINE: 408.438.8137
                                                  BBS LINE: 408.438.8771
        SEAGATE TECH.      BBS:8141(HST),8140(V.32),AUTOMATED FAX:2620
      ───────────────────────────────────────────────────────────────────────


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      ═══════════════════════════════════════════════════════════════════════

        SEAGATE TECHNOLOGY  (IMPRIMIS, CDC)     WATTS LINE: 800.828.8001
        12501 Whitewater Drive                    PAY LINE: 612.936.6271
        Minnetonka   MN  55343                    FAX LINE: 612.936.6232
                                                  BBS LINE:
        SEAGATE TECH.      IMPRIMIS, MPI
      ───────────────────────────────────────────────────────────────────────
        SEIKO                                   WATTS LINE:
                                                  PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        SEIKO
      ───────────────────────────────────────────────────────────────────────
        SEQUEL, Incorporated                    WATTS LINE: 800.848.5837
        2300 Central Expressway                   PAY LINE: 408.987.1000
        Santa Clara   CA  95054-4972              FAX LINE:
                                                  BBS LINE:
        SEQUEL
      ───────────────────────────────────────────────────────────────────────
        SHARP ELECTRONICS Corporation           WATTS LINE: 800.237.4277
        Sharp Plaza                               PAY LINE: 201.529.8200
        Mahwah   NJ  07430                        FAX LINE:
                                                  BBS LINE:
        SHARP
      ───────────────────────────────────────────────────────────────────────
        SHUGART ASSOCIATES, Inc.                WATTS LINE:
                                                  PAY LINE: 714.770.1100
           CA                                     FAX LINE:
                                                  BBS LINE:
        SHUGART            see also PANASONIC
      ───────────────────────────────────────────────────────────────────────
        SIEMENS INFORMATION SYSTEMS, Inc.       WATTS LINE:
        1077 Business Center Circle               PAY LINE: 805.375.2500
        Newbury Park   CA  91320                  FAX LINE: 805.499.2051
                                                  BBS LINE:
        SIEMENS            bought by MICROSCIENCE, May 1990
      ───────────────────────────────────────────────────────────────────────
        SILICON VALLEY COMPUTER                 WATTS LINE:
        140 Archer Street                         PAY LINE: 415.967.1100
        San Jose   CA  95112                      FAX LINE: 415.967.0770
                                                  BBS LINE: 415.967.8081
        SILICON VALLEY
      ───────────────────────────────────────────────────────────────────────
        SMS TECHNOLOGIES, Inc.                  WATTS LINE:
        550 East Brokaw Rd, Box 49048             PAY LINE: 408.954.1633
        San Jose   CA  95161-9048                 FAX LINE: 408.954.0622
                                                  BBS LINE:
        SMS TECHNOLOGIES   was SCIENTIFIC MICRO SYS.
      ───────────────────────────────────────────────────────────────────────


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      ═══════════════════════════════════════════════════════════════════════

        SONY COMPUTER PERIPHERAL PROD. Co.      WATTS LINE: 800.352.7669
        655 River Oaks Parkway                    PAY LINE: 408.432.0190
        San Jose   CA  95134                      FAX LINE: 408.432.0253
                                                  BBS LINE:
        SONY
      ───────────────────────────────────────────────────────────────────────
        SPECIALTY DEVELOPMENT Corp.             WATTS LINE: OUT
        P.O.Box 164017                            PAY LINE: OF
        Austin   TX  78716-4017                   FAX LINE: BUSINESS
                                                  BBS LINE: 1991
        SPECIALTY DEV.     (TRY ALPHA RESEARCH)
      ───────────────────────────────────────────────────────────────────────
        STB SYSTEMS, Incorporated               WATTS LINE:
        1651 N.Glenview Dr., Suite 210            PAY LINE: 214.234.8750
        Richardson   TX  75085                    FAX LINE:
                                                  BBS LINE:
        STB SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        STORAGE DIMENSIONS         (MAXTOR)     WATTS LINE:
        2145 Hamilton Avenue                      PAY LINE: 408.879.0300
        San Jose   CA  95125                      FAX LINE: 408.879.9330
                                                  BBS LINE:
        STOR. DIMEN.
      ───────────────────────────────────────────────────────────────────────
        STORAGE PLUS, Inc, dba SUMO SYSTEMS     WATTS LINE:
        1580 Old Oakland Rd,Suite C103            PAY LINE: 408.453.5744
        San Jose   CA  95131                      FAX LINE: 408.453.5821
                                                  BBS LINE:
        STORAGE PLUS       (SUMO SYSTEMS)
      ───────────────────────────────────────────────────────────────────────
        STORAGE RESEARCH, Incorporated          WATTS LINE:
        1040 East Chapman Ave.                    PAY LINE: 714.771.5128
        Orange   CA  92666                        FAX LINE:
                                                  BBS LINE:
        STORAGE RESEARCH   was TEGA TECHNOLOGIES
      ───────────────────────────────────────────────────────────────────────
        STORAGE SOLUTIONS, Incorporated         WATTS LINE:
        417 Shippan Ave.                          PAY LINE: 203.325.0035
        Stamford   CT  06902                      FAX LINE:
                                                  BBS LINE:
        STOR. SOLUTIONS
      ───────────────────────────────────────────────────────────────────────
        SUMMUS COMPUTER SYSTEMS                 WATTS LINE:
        P.O.Box 219270                            PAY LINE: 713.492.6611
        Houston   TX  77218                       FAX LINE:
                                                  BBS LINE:
        SUMMUS
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

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      ═══════════════════════════════════════════════════════════════════════

        SUMO SYSTEMS                            WATTS LINE: 800.451.SUMO
        27281 Las Ramblas, S-170                  PAY LINE: 714.348.0768
        Mission Viejo   CA  92691                 FAX LINE: 714.348.1329
                                                  BBS LINE:
        SUMO SYSTEMS       see also STORAGE PLUS
      ───────────────────────────────────────────────────────────────────────
        SUN MOON STAR GROUP                     WATTS LINE: 800.545.4SUN
        1941 Ringwood Ave                         PAY LINE: 408.452.7811
        San Jose   CA  95131                      FAX LINE:
                                                  BBS LINE:
        SUN MOON
      ───────────────────────────────────────────────────────────────────────
        SYQUEST TECHNOLOGY                      WATTS LINE:
        47923 Warm Springs Blvd.                  PAY LINE: 510.226.4000
        Fremont   CA  94539                       FAX LINE:
                                                  BBS LINE: 408.733.4670
        SYQUEST
      ───────────────────────────────────────────────────────────────────────
        SYSGEN, Incorporated                    WATTS LINE: 800.821.2151
        556 Gibraltar Drive                       PAY LINE:
        Milpitas   CA  95035-9868                 FAX LINE:
                                                  BBS LINE:
        SYSGEN
      ───────────────────────────────────────────────────────────────────────
        TANDON Corporation                      WATTS LINE: 800.487.8324
        405 Science Drive                         PAY LINE: 805.523.0340
        Moorpark   CA  93021                      FAX LINE:
                                                  BBS LINE:
        TANDON             see also WESTERN DIGITAL
      ───────────────────────────────────────────────────────────────────────
        TANDY Corporation                       WATTS LINE:
        1800 One Tandy Center                     PAY LINE: 817.390.3011
        Fort Worth   TX  76102                    FAX LINE:
                                                  BBS LINE:
        TANDY
      ───────────────────────────────────────────────────────────────────────
        TEAC AMERICA (DISK PRODUCTS DIV.)       WATTS LINE:
        7733 Telegraph Road                       PAY LINE: 213.726.0303
        Montebello   CA  90640                    FAX LINE: 213.727.7621
                                                  BBS LINE:
        TEAC
      ───────────────────────────────────────────────────────────────────────
        TECMAR                                  WATTS LINE: 800.624.8560
        6225 Cochran Road                         PAY LINE: 216.349.0600
        Solon   OH  44139                         FAX LINE:
                                                  BBS LINE:
        TECMAR
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 26
      ═══════════════════════════════════════════════════════════════════════

        TEGA TECHNOLOGIES, Incorporated         WATTS LINE:
        1040 East Chapman Avenue                  PAY LINE: 714.771.5128
        Orange   CA  92666                        FAX LINE:
                                                  BBS LINE:
        TEGA TECHNOLOGIE   now is STORAGE RESEARCH
      ───────────────────────────────────────────────────────────────────────
        TEXAS INSTRUMENTS, Incorporated         WATTS LINE:
        (no longer offers support)                PAY LINE:
                                                  FAX LINE:
                                                  BBS LINE:
        TEXAS INST.
      ───────────────────────────────────────────────────────────────────────
        TEXEL AMERICA, Incorporated             WATTS LINE: 800.886.3935
        1080 East Duane Ave., Suite C             PAY LINE: 408.736.1374
        Sunnyvale   CA  94086                     FAX LINE: 408.736.1378
                                                  BBS LINE:
        TEXEL
      ───────────────────────────────────────────────────────────────────────
        TOSHIBA, DISK PRODUCTS DIV.             WATTS LINE: 800.456.DISK
        9740 Irvine Blvd, PO Box 19724            PAY LINE: 714.583.3000
        Irvine   CA  92713-9724                   FAX LINE: 714.583.3133
                                                  BBS LINE: 714.837.4408
        TOSHIBA
      ───────────────────────────────────────────────────────────────────────
        TRADEWINDS PERIPHERALS, Inc.            WATTS LINE:
        2633 East 28th Street                     PAY LINE: 213.595.7272
        Long Beach   CA  90806                    FAX LINE: 213.595.6446
                                                  BBS LINE:
        TRADEWINDS
      ───────────────────────────────────────────────────────────────────────
        TRANTOR SYSTEMS, Ltd.                   WATTS LINE:
        5415 Randall Place                        PAY LINE: 415.770.1400
        Fremont   CA  94538                       FAX LINE:
                                                  BBS LINE:
        TRANTOR SYSTEMS
      ───────────────────────────────────────────────────────────────────────
        TRISTAR TECHNOLOGY, Inc.                WATTS LINE:
        10 Reuten Drive                           PAY LINE: 201.784.1557
        Closter   NJ  07624                       FAX LINE:
                                                  BBS LINE:
        TRISTAR
      ───────────────────────────────────────────────────────────────────────
        TULIN Corporation                       WATTS LINE:
        2156 O'Toole Avenue                       PAY LINE: 408.432.9025
        San Jose   CA  95131                      FAX LINE: 408.943.0782
                                                  BBS LINE:
        TULIN
      ───────────────────────────────────────────────────────────────────────


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       4/28/93                THEREF(tm)   Version 4.30               PAGE 27
      ═══════════════════════════════════════════════════════════════════════

        U.S. DESIGN                (MAXTOR)     WATTS LINE:
        4311 Forbes Blvd.                         PAY LINE: 301.577.2880
        Lanham   MD  20706                        FAX LINE:
                                                  BBS LINE:
        US DESIGN          see also MAXTOR
      ───────────────────────────────────────────────────────────────────────
        ULTRASTOR Corporation                   WATTS LINE:
        15 Hammond, Suite 310                     PAY LINE: 714.581.4100
        Irvine   CA  92718                        FAX LINE: 714.581.0826
                                                  BBS LINE: 714.256.5033
        ULTRASTOR          TECH#:510.623.8955, BBS:510.623.9091
      ───────────────────────────────────────────────────────────────────────
        VERTEX                                  WATTS LINE: OUT
                                                  PAY LINE: OF
                                                  FAX LINE: BUSINESS
                                                  BBS LINE:
        VERTEX             OUT OF BUSINESS ... See also PRIAM
      ───────────────────────────────────────────────────────────────────────
        WESTERN DIGITAL Corp.                   WATTS LINE: 800.832.4778
        2445 McCabe Way                           PAY LINE: 714.863.0102
        Irvine   CA  92714                        FAX LINE: 714.863.1656
                                                  BBS LINE: 714.753.1234
        WESTERN DIG.       9600 BBS:714.753.1068
      ───────────────────────────────────────────────────────────────────────
        WINCHESTER SYSTEMS, Inc.                WATTS LINE:
                                                  PAY LINE: 617.933.8500
        Woburn   MA                               FAX LINE:
                                                  BBS LINE:
        WINCHESTER SYS.
      ───────────────────────────────────────────────────────────────────────
        XEBEC                                   WATTS LINE:
        3579 Gordon                               PAY LINE:
        Carson City   NV  89701                   FAX LINE:
                                                  BBS LINE:
        XEBEC
      ───────────────────────────────────────────────────────────────────────
        XEBEC AMERICA                           WATTS LINE:
                                                  PAY LINE:
           CA                                     FAX LINE: 408.435.2653
                                                  BBS LINE:
        XEBEC AMERICA
      ───────────────────────────────────────────────────────────────────────
        XYXIS Corporation                       WATTS LINE:
        14631 Martin Drive                        PAY LINE: 612.949.2388
        Eden Prairie   MN  55344                  FAX LINE:
                                                  BBS LINE:
        XYXIS
      ───────────────────────────────────────────────────────────────────────


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                               MANUFACTURER DIRECTORY

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      ═══════════════════════════════════════════════════════════════════════

        ZETACO Incorporated                     WATTS LINE:
        6850 Shady Oak Road                       PAY LINE: 612.941.9480
        Eden Prairie   MN  55344                  FAX LINE:
                                                  BBS LINE:
        ZETACO
      ───────────────────────────────────────────────────────────────────────












































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