1900.00.00 Title
1948.00.00 transistor first patented at Bell Labs
1961.00.00 integrated circuit introduced by Texas Instruments
1962.06.00 Teletype ships its Model 33 keyboard and punched-tape terminal
1962.00.00 Sketchpad graphics system created by Ivan Sutherland
1964.00.00 BASIC developed by Kemeny and Kurtz
1967.06.00 first consumer electronics show held in New York
1969.00.00 Intel announces a 1 KB RAM chip
1969.00.00 ARPANET
1971.11.00 4004 chip introduced by Intel - 1st microprocessor (60,000 flops)
1972.11.00 8008 chip; 1st 8-bit microprocessor; 300,000 ips; 16kb memory
1972.11.00 Atari founded by Buhnell; ships Pong, 1st commercial video game
1973.05.00 Mircral, 1st non-kit computer based on a microprocessor
1973.06.00 microcomputer first appears in print
1973.06.00 Scelbi-8H computer kit introduced for $565; 1 KB RAM
1974.00.00 Telenent, 1st public packet data service
1974.04.00 8080 chip; 3 MIPS, accessing 64KB of memory (costs $150)
1974.07.00 Mark-8 microcomputer featured in Radio Electronics magazine
1974.08.00 6800 chip by Motorola; 8-bit microprocessor
1974.00.00 CP/M operating system developed by Kildall
1974.09.00 Creative Computing, 1st home computer magazine
1974.00.00 C programming language by Kernighan and Ritchie
1974.00.00 RCA 1802, running at 6.4 MHz appears; 1st RISC chip
1975.01.00 MITS Altair 8800 personal computer advertized in Popular Electronics
1975.04.00 Microsoft founded by Bill Gates and Paul Allen
1975.06.00 MC6501 and MC6502 by MOS Technologies (costs $20)
1975.06.00 MITS announces BASIC for Altair 8800, written by Gates
1975.06.00 KIM-1 microcomputer (6502 CPU, 1K RAM, 2K ROM) for $245
1975.00.00 IBM 5100 with BASIC, 16KB RAM, tape storage for $9000
1975.09.00 Byte magazine 1st published
1975.09.00 Byte Shop opens by Terrell in Mt View, CA; 1st computer store
1976.03.00 Apple I circuit board by Jobs and Wozniak
1976.04.01 Apple Computer Company formed
1976.04.00 SC/MP 8-bit microprocessor appears; early advanced multiprocessing
1976.05.00 Digital Research copyrights CP/M
1976.06.00 MCP-1600 3-chip CPU by Western Digital appears
1976.06.00 TMS 9900 by Texas Instruments; 1st 16-bit microprocessor
1976.07.00 Apple 1 board sold in kit form for $666.66
1976.07.00 Z-80 released by Zilog
1976.08.00 Frugal Floppy 8 inch drive by iCOM; cost is $1200
1976.12.00 Electric Pencil by Shrayer; 1st word-processing program 
1976.12.00 Shugart announces 5.25" minifloppy disk drive for $390
1976.12.00 Atari sold to Warner Communications for $26 million
1976.12.00 Wang word processing introduced
1977.01.00 Apple Computer incorporated
1977.02.00 Computer Shack opens its first store; Renamed to ComputerLand
1977.04.00 PET introduced by Commodore for $600 (6502, 4k RAM, 14k ROM)
1977.04.00 Apple II for $1300 (6502, 4k RAM, 16k ROM)
1977.08.00 TRS-80 by Tandy/Radio Shack for $600 (Z80, 4k RAM, 4k ROM)
1978.02.00 1st major microcomputer bulletin board, by Christensen and Seuss
1978.06.00 8086 16-bit microprocessor released by Intel
1978.06.00 Apple Disk II introduced
1978.12.00 MX-80 dot matrix printer by Epson
1978.12.00 Tandy opens its 1st dedicated computer center
1979.00.00 USENET
1979.02.00 8088 microprocessor by Intel introduced; 8-bit internal, 16-bit ext
1979.04.00 WordStar by MicroPro appears
1979.05.00 VisiCalc, 1st commercial spreadsheet program, by Software Arts
1979.05.00 TRS-80 Model II
1979.05.00 8086 microprocessor card for the S-100 bus, by Seattle Computer Prod
1979.06.00 Source telecommunications service goes online
1979.06.00 Apple II+ with 48k memory; cost is $1195
1979.06.00 Silentype, Apple's 1st printer, introduced
1979.06.00 TI-99/4 by Texas Instruments
1979.06.00 dBASE II or Vulcan by Ratcliff developed
1979.08.00 CompuServe (MicroNet) goes online
1979.09.00 68000 16-bit microprocessor by Motorola appears
1979.12.00 COMDEX, 1st computer show, held in Las Vegas
1980.02.00 ZX80 by Sinclair introduced
1980.03.00 Z80 SoftCard by Microsoft for the Apple II for CP/M capability
1980.04.00 DOS developed by Seattle Computer Products
1980.06.00 Winchester hard-disk drives by Shugart
1980.06.00 VIC-20 by Commodore for $300
1980.07.00 TRS-80 Model III and color computer introduced
1980.08.00 QDOS shipped by Seattle Computer Products
1980.09.00 Acorn or IBM PC being designed
1980.11.00 Microsoft agress to develop MS-DOS for IBM's upcoming PC
1980.12.00 Zork, fantasy adventure game
1980.12.00 IBM PC prototype delivered to Mircrosoft for DOS and BASIC
1980.12.00 Apple becomes publically held company; sells 4.6 million shares/$22
1980.12.00 Microsoft buys rights to market 86-DOS
1980.12.00 iAPX 432 32-bit processor by Intel (80286)
1981.00.00 BITNET
1981.04.00 Osborne 1 computer (Z80, 5" display, 64k RAM, 2 5.25" drives) $1800
1981.05.00 Star by Xerox uses mouse and icons
1981.05.00 Hayes Smartmodem 300 introduced
1981.07.00 MS-DOS owned by Mircrosoft; bought from Seattle Computer Products
1981.07.00 Datamaster by IBM; its 1st desktop computer; 16-bit 8086
1981.08.00 IBM PC for $3000 (4.77-MHz 8088, 64K RAM, 40k ROM, 5.25" drive)
1981.09.00 5MB ProFile, Apple's 1st hard drive; $3500
1981.11.00 HX-20 by Epson; 1st laptop
1981.11.00 dBase II shipped by Ashton-Tate
1981.12.00 32000 chip, 1st 32-bit chip, by National Semiconductor
1981.12.00 900,000 computers worldwide
1982.00.00 TCP/IP
1982.02.00 IBM works on XT, PCjr, and AT
1982.02.00 Compaq formed
1982.04.00 Xedex builds Baby Blue card (Z80) for IBM
1982.04.00 Ace 100 by Franklin Computer Corp is 1st leagal Apple II clone
1982.06.00 MPC by Columbia is 1st IBM PC clone
1982.06.00 C-64 by Commodore for $600 (6510, 64k ram, 20k rom, BASIC)
1982.07.00 Apple Dot matrix printer introduced fro $2200
1982.07.00 80186 and 80286 chips by Intel
1982.10.00 1-2-3 spreadsheet by Lotus
1982.11.00 Compaq Portable PC; 4.77MHz 8088, 128KB ram, 320k drive ($3000)
1982.12.00 Apple has $1 billion in sales
1982.12.00 MultiMate by Jones
1982.12.00 Businessland opens
1982.12.00 1.4 millions personal computers
1983.00.00 ARPANET becomes ARPANET and MILNET
1983.00.00 Berkeley releases 4.2BSD with TCP/IP
1983.01.00 Lisa by Apple; $10,000 but drops to $4,500
1983.01.00 Apple IIe; $1400
1983.00.00 Media Distributing offers 44MB hard drive for $4400
1983.00.00 Vic-20 by Commodore reaches 1 million
1983.01.01 Time magazine picks the computer as the man of the year
1983.01.00 1-2-3 by Lotus sells 60,000 copies
1983.01.00 IBM XT for $5000; 10MB drive, 128k RAM, 360kb floppy
1983.01.00 Windows 1st shown to IBM; IBM not interested
1983.03.00 Model 100 laptop by Radio Shack with s/w and modem
1983.03.00 Compaq Portable, 1st PC clone
1983.03.00 Eagle 1600, 1st 8086-based PC
1983.04.00 TRS-80 Model IV
1983.04.00 Microsoft introduces its 1st mouse, the Microsoft Mouse, for $200
1983.06.00 Apple 11 reaches 1 million made
1983.06.00 Adam by Coleco introduced; Z80, daisy-wheel printer; $600
1983.09.00 Osborne Computer Corp files for Chap 11 bankruptcy
1983.10.00 IBM PCjr
1983.10.00 Portable Plus by Compaq
1983.10.00 Turbo Pascal by Borland for CP/M and 8086-based computers
1983.11.00 Windows formally announced by Microsoft
1983.12.00 Apple III+ for $3000
1983.12.00 $10 billion worth of PCs shipped
1983.00.00 OS/2 being co-developed by IBM and Microsoft
1984.00.00 Domain Name Server introduced
1984.01.00 Macintosh for $2500; Apple runs its commercial during the SuperBowl
1984.01.00 Apple introduces 300-baud modem for $300, 1200-baud for $500
1984.01.00 Seiko displays 1st wristwatch computer
1984.00.00 Hitachi shows 3" floppy disk drive
1984.02.00 Portable PC by IBM announced
1984.03.00 IBMjr for $1300; 8088, 64k ram, 5.25 drive, no monitor
1984.05.00 Apple IIc for $1300
1984.06.00 FidoNet BBS network by Jennings
1984.06.00 68020 32-bit processor by Motorola
1984.06.00 Deskpro by Compaq
1984.08.00 PC AT for $6700; 20MB drive, color monitor, 1.2 MB floppy drive
1984.08.00 PC Network LAN by IBM
1984.08.00 PC/IX for PC AT based on Unix System III
1984.08.00 TopView by IBM, DOS multitasking program
1984.08.00 IBM announces Enhanced Color Display with 640x350 res for $850
1984.08.00 EGA card by IBM for $524
1984.09.00 Tandy 1000
1984.09.00 Macintosh 512k for $3200
1984.09.00 GEM by Digital Research for 8086-based computers
1984.10.00 Internet has 1000 hosts
1984.11.00 Tandy 1200 debuts
1984.12.00 2400 baud modem for $800 at COMDEX
1984.12.00 WordPerfect by Satellite Software
1984.12.00 LaserJet laser printer by HP
1984.12.00 80186, 80188, 80286 processors by Intel
1985.00.00 WELL introduced
1985.01.00 C128 by Commodore
1985.01.00 Atari XE and 520ST
1985.01.00 Macintosh XL (Lisa)
1985.02.00 Wozniak leaves Apple to start home video product company
1985.04.00 Deskpro 286 and Portable 286 by Compaq
1985.06.00 Apple reports its 1st quarterly loss
1985.06.00 Windows 1.0 announced
1985.07.00 Amiga 1000 for $1300
1985.09.00 Jobs leaves Apple
1985.10.00 80386 32-bit microprocessor by Intel
1985.11.00 Windows 1.0 for $100
1985.11.00 Microsoft purchases all rights to DOS for $925,000
1986.00.00 NSFNET created (56Kbps)
1986.00.00 Clevelend Freenet, 1st freenet
1986.00.00 BARRNET
1986.01.00 Macintosh Plus for $2600
1986.01.00 Sculley is CEO of Apple
1986.02.00 Compaq Portable II
1986.03.00 1st International Conference on CD ROM held in Seattle
1986.03.00 MIcrosoft 1st sells shares to public
1986.04.00 Macintosh 512k Enhanced for $2000
1986.08.00 80386 shipped by Intel
1986.08.00 Access 386 by Advanced Logic Research has 1st 386-based PC
1986.09.00 Compaq Deskpro 386; 1st 80386-based PC
1986.00.00 Apple IIgs for $1000
1986.09.00 PC-XT Model 286 for $4000; 640k RAM, 1.2M floppy, 20MB HD
1986.09.00 68030 microprocessor by Motorola
1986.09.00 Harvard Graphics by Software Publishing Company
1987.03.00 Macintosh II for $5500; 1MB RAM, 40MB HD, 800k floppy drive
1987.03.00 Macintosh SE for $2900; dual floppy drive
1987.04.00 PS/2, IBMs 1st 386 PC
1987.07.00 Z-280 16-bit version of Z-80 by Zilog
1987.08.00 Association of Shareware Professionals (ASP) formed
1987.12.00 OS/2 Standard Edition 1.0 shipped
1987.12.00 Windows 2.0 shipped
1988.02.00 A/UX for Macintosh II shipped; Unix
1988.08.09 NeXT computer (Steve Jobs); 25-MHz 68030, 8 MB RAM
1988.07.00 DOS 4.0
1988.09.00 Apple IIc Plus for $1100
1988.09.00 Macintosh IIx for $7700; uses Motorola 68030 and 68882
1988.10.00 OS/2 1.1 with Presentation Manager
1988.11.02 Morris worm affects 6,000 of the 60,000 hosts
1988.12.00 CERT formed by DARPA
1989.01.00 Macintish SE/30 with MS-DOS and OS/2 disk compatibility for $4370
1989.03.00 Macintosh IIcx for $5370
1989.04.00 VESA standard for SuperVGA
1989.04.00 80486 by Intel
1989.08.00 Apricot is 1st OC based on 25-Mhz Intel 80486 chip
1989.09.00 Macintosh Portable
1989.09.00 SPARCstation by Sun at 12.5 MIPS for $9000
1989.12.00 RISC System/6000 workstations by IBM
1989.12.00 PCMIA formed
1990.00.00 EFF founded by Kapor
1990.01.00 68040 by Motorola; 32-bit, 25-MHz
1990.05.00 Microsoft Windows 3.0
1990.10.00 XGA MCA graphics card
1990.11.00 SPARCstation 2 for $20,000
1990.11.00 LaserJet IIP by HP for $1000
1991.00.00 WAIS, invented by Kahle, released by Thinking Machines
1991.00.00 Gopher by Lindner and McCahill at U of Minn
1991.00.00 PGP by Zimmerman
1991.01.00 68040 available
1991.05.00 System 7.0 Macintosh o/s for $100
1991.06.00 DOS 5.0
1991.06.00 Intel introduces its 50-MHz 486 chip
1991.06.00 CD-ROM for $400 by Tandy
1991.07.00 Borland buys Ashton-Tate for $440 million
1991.07.00 Windows NT (OS/2 v.3.0)
1991.09.00 DR DOS v6.0 by Digital Research; $100
1992.00.00 WWW released by CERN; developed by Berners-Lee
1992.04.00 Windows 3.1
1992.12.00 Novell buys AT&T's Unix
1993.00.00 Internic by NSF
1993.00.00 Mosaic
1993.03.00 Pentium introduced by Intel; 60-MHz
1993.03.00 MS-DOS 6.0
1993.05.00 OS/2 v2.1 by IBM
1993.08.00 Windows NT shipped
1993.08.00 Microsoft reports $1billion sales quarter
1993.09.00 PowerPC RS/6000 by IBM
1993.10.00 NEC unveils 1st triple-speed (450KBps) CD-ROM drive
1993.11.00 MS-DOS 6.2
1994.01.00 NEC ships quad-speed CD-ROM at $1000
1994.02.01 MS-DOS 6.21 (removes DoubleSpace disk compression)
1994.03.00 Novell buys Wordperfect for $1.4 billion
1994.04.00 Symantec buys Central Point for $60 million
1994.04.00 68060 by Motorola at 50 and 66 MHz
1994.04.00 PC-DOS 6.3 by IBM
1994.06.00 System 7.5 o/s by Apple
1994.06.00 MS-DOS 6.22 with DriveSpace
1994.09.00 Windows 95 announced
1994.10.00 Windows NT 3.5
1994.10.00 OS/2 Warp by IBM
1994.10.00 Gateway 2000 sells 1st PC powered by Intel's 75-MHz Pentium
1994.11.00 Power Macintosh 8100/100 
1994.11.00 Sparcstation 20 Model HS11 uses 100-Mhz HyperSparc processor
1994.11.00 Intel confirms 2 million Pentium chips are defective
1995.01.00 Bob by Microsoft; superapplication for Windows
1995.03.00 Intel introduces the 120-Mhz Pentium
1995.04.00 PC DOS 7 by IBM
1995.06.00 Intel introduces the 133-MHz Pentium
1995.08.24 Windows 95