COMPUTER SIZE   Pre-1950   1950   1951   1952   1953   1954   1955   1956   1957   1958   1959   1960   1961   1962   1963   1964   1965   1966   1967   1968   1969   1970   1971   1972   1973   1974 1975   1976   1977   1978   1979   1980   1981   1982   1983   1984   1985   1986   1987   1988   1989   1990   1991   1992   1993   1994   1995   1996   1997   1998  
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LARGE:

SUPER
MINISUPER
MAINFRAME
 
  Computer: Atanasoff-Berry Computer
Company: Iowa State
Year: 1942
Collectable: First automatic electronic digital computer.
Computer: ENIAC
Company: University of  Pennsylvania
Year: 1946
Collectable: First electronic general-purpose computer.
Computer: Manchester Baby
Company: University of Manchester
Year: 1948
Collectable:  First stored-program computer.
Computer: EDSAC
Company: Cambridge Univ.
Year: 1949
Collectable: Second electronic digital stored-program computer to go into regular service.
Computer: Pilot ACE
Company
: National Physical Laboratory
Collectable: One of the first computers built in the UK. A version of the ACE (Automatic Computing Engine) designed by Alan Turing.
Computer: ERA 1101 or UNIVAC 1101
Company: Electronics Research Associates
Collectable: First computer to store and run a program by memory. 
Computer: Whirlwind
Company: MIT (Massachusetts Institute of Technology)
Collectable: Cold War vacuum tube computer. 
Computer: LEO I
Company: J. Lyons and Co.
Collectable: Built in the UK, the first computer used for commercial business applications.
Computer: UNIVAC I (UNIVersal Automatic Computer)
Company: Remington Rand
Collectable: First American computer designed for business and administrative use.
Computer: JOHNNIAC
Company: Rand Corp.
Collectable: Based on the von Neumann architecture pioneered on the IAS machine. 
Computer: Datatron 205
Company: Burroughs
Collectable: Generally recognized as the first computer to be marketed with an index register.
Computer: DEUCE
Company: English Electric
Collectable: One of the earliest British commerically available computers. The production version of the Pilot ACE.
Computer: Bendix G-15
Company: Bendix Corporation
Collectable: Based on on work of Alan Turing at the National Physical Laboratories in Britain.
Computer: TX-0
Company: MIT
Collectable: Fully transistorized computer which contained a then-huge 64K of 18-bit words of magnetic core memory.
Computer: Polaris Guidance System
Company: Raytheon
Collectable: Fixed application computer guidance system for Polaris submarine-launched missles.
Computer: UNIVAC Solid State 80
Company: Sperry-Rand
Collectable: Marked the beginning of the solid-state era in the computing industry.
Computer: Little Character Prototye
Company: Control Data Corp. 
Collectable: A totally transistorized machine, used for testing the feasibility of creating a larger system made up of only transistors.
Computer: IBM 7090
Company: IBM
Collectable: A second-generation transistorized version of the earlier vacuum tube mainframe computers.  
Computer: AN/FSQ-7 aka
SAGE
Company: IBM
Collectable: U.S.air defense system from 1958-1983 based on the Whirlwind computer design.  
Computer: MOBIDIC (Mobile Digital Computer) model
Company: United States Army
Collectable: Mounted in the trailer of a semi-trailer truck, while a second supplied power, allowing it to be moved about the battlefield.
Computer: NEAC 2203
Company: Nippon Electric Company (NEC)
Collectable: Early transistorized multi-lingual computer. 
Computer:UNIVAC LARC
Company: Remington Rand
Collectable: Remington Rand's  first attempt at building a supercomputer.[
Computer: CDC 1604
Company: Control Data Corportation
Collectable: Known as one of the first commercially successful transistorized computers.
Computer: B5000
Company: Burroughs
Collectable: Large mainframe optimized for running ALGOL 60. 
Computer: IBM 7030 aka Stretch
Company: IBM
Collectable: IBM's first transistorized supercomputer.
Computer: 7094
Company: IBM
Collectable: Had seven index registers instead of three on previous IBM machines, and introduced double-precisioin floating point and additional instructions.
Computer: Philco 212
Company: Philco
Collectable:Chosen for use at the North American Aerospace Defense "NORAD".
Computer: ATLAS 1
Company: Ferranti
Collectable: One of the world's first supercomputers, and considered to be the most powerful computer in the world at that time.
Computer: CDC 6600
Company: Control Data Corporation
Collectable: Flagship mainframe supercomputer of CDC's 6000 series.
Computer: 360 Model 30
Company: IBM
Collectable: Could serve as a stand-alone system, a communications system or the satellite processor of a larger system.
Computer: DEC KL10
Company: Digital Equipment Corporation (DEC)
Collectable: The KI10 offered paged memory management, and also supported a larger physical address space of 4 megawords.
Computer: PDP-10
Company: Digital Equipment Corporation
Collectable: One of the most influential computers in history in more ways than can be listed here.
Computer: ASC (Advanced Scientific Computer
Company: Texas Instruments
Collectable: Key to the ASC's design was a single high-speed shared memory.
Computer: IBM System/360 Model 91
Company: IBM
Collectable: Specifically designed to handle ultra-high-speed data processing for scientific applications 
Computer: CDC 7600
Company: Control Data Corporation
Collectable: At the time,  this machine was generally regarded as the fastest computer in the world.
Computer: Illiac IV
Company: Burroughs
Collectable: One of the first attempts to build a massively parallel computer.
Computer: 470 V/6
Company: Amdahl Corporation
Collectable: Ran the same software as IBM System/370 computers but cost less and was smaller and faster.
Computer: Cray 1
Company: Control Data Corporation
Collectable:  Installed at Los Alamos National Laboratory and became one of the best known and most successful supercomputers in history.
Computer: DEC System 20
Company: Digital Equipment Corporation
Collectable: A general-purpose timesharing system which ran TOPS-10 software. 
Computer: VAX 11/780
Company: Digital Equipment Corporation
Collectable: First computer to implement the VAX architecture.
Computer: CM-1
Company: Thinking Machines
Collectable: A fundamentally different kind of computer which offered a preview of a parallel processing computer. 
Computer: Cydra 5
Company: Cydrome
Collectable: A mini-super whose numeric processor achieved one half the performance of a contemporary supercomputer.
Computer: ETA 10
Company: ETA Systems, Inc.
Collectable: A supercomputer with a cycle time less than 10ns -  some models achieving a cycle time of about 7 ns - considered rapid by mid-1980s standards. 
Computer: Ardent Titan/ Stardent 1000
Company: Ardent
Collectable: Aim was to produce a desktop multiprocessing supercomputer dedicated to graphics that could support up to four processor units.
Computer: ES-1
Company: Evans and Sutherland
Collectable: Released just as the supercomputer market was drying up. Only a handful were built and only two sold.
Computer: Stardent 3000 Titan
Company: Stardent
Collectable: Successor to the original Titan and combined RISC architecture with vector processing.
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MINI:

MIDRANGE
SUPERMINI
SERVER
 
  Computer: WISC 
Company: University of Wisconsin
Collectable: Designed by computer pioneer Gene Amdahl. 
Computer: PACE 16-31R
Company: EAI
Collectable: Incorporated the philosophy of component grouping.
Computer: LGP-30
Company: Librascope (division of General Precision, Inc.)
Collectable: Early off-the-shelp computer commonly referred to as a desk computer.
Computer: NTDS 17 (Naval Tactical Data System)
Company: U.S. Navy
Collectable: Computerized information processing system developed by the United States Navy. 
Computer: IBM 1620
Company: IBM
Collectable: Marketed as an inexpensive "scientific computer". 
Computer: IBM 1401
Company: IBM
Collectable:  First affordable general-purpose computer which gave  the world its first realistic glimpse of the size and importance of the emerging computer industry.
Computer: PDP-1
Company: Digital Equipment Corporation
Collectable: First commercial computer that focused on interaction with the user rather than the efficient use of computer cycles. 
Computer: CDC 160
Company: Control Data Corp. 
Collectable:  The first truly small computer to hit the market.  
Computer: PB 250
Company: Packard Bell
Collectable: A bit-serial computer with acoustic delay line memory.
Computer: PDP-4
Company: Digital Equipment Corporation
Collectable: 18-bit machine intended to be a slower, cheaper alternative to the PDP-1
Computer: PDP-6
Company: Digital Equipment Corporation
Collectable: Designed as a new kind of mainframe, to be used for both timesharing and real-time laboratory applications. 
Computer: LGP-21
Company: General Precision
Collectable: A transistorized update to the LGP-30 which cost one-third the price of its predecessor. Unfortunately it was also about one-third as fast as the earlier computer.
Computer: PDP-5
Company: Digital Equipment Corporation
Collectable: DEC's first 12-bit machine
Computer: DDP-116
Company: Computer Control Company (3C)
Collectable: Designed by Gardner Hendrie and was the first 16-bit minicomputer.
Computer: SYMBOL
Company: Fairchild Semiconductor
Collectable: High-level time-sharing computer designed under the leadership of Gordon Moore.
Computer: IBM 1130
Company: IBM
Collectable: IBM's least expensive computer at that time, aimed at technical markets like education and engineering, 
Computer: PDP-7
Company: Digital Computer Corporation
Collectable: First to use DEC's Flip-Chip technology. A PDP-7 was used  to develop the operating system that later became Unix. 
Computer: PDP-8
Company: Digital Equipment Corporation
Collectable: First successful commercial minicomputer. DEC sold more than 50,000 systems - the most of any computer up to that date.
Computer: DDP-516
Company: Honeywell
Collectable: Used as the basis of "Interface Message Processors" or IMPs that were used to connect the very first networked computers to the ARPANET.
Computer: Siemens 2002
Company: Siemens
Collectable: The world’s first mass-produced fully-transistorized universal computer.
Computer: SDS 940
Company: SDS (Scientific Data Systems, Inc.)
Collectable: First computer designed specifically for on-line computing, and  the first host computer ever to be connected to the “Internet”.  
Computer: PDP-8/S
Company: Digital Equipment Corporation
Collectable: PDP model available in desktop and rack-mount sizes. Smaller, and less expensive than PDP-8.
Computer: Apollo Guidance Computer
Company: MIT Instrumentation Lab and Raytheon
Collectable: Aerospace pioneer.
Computer: DEC 338 Display Processor
Company: Digital Equipment Corporation
Collectable: First commercial display to include a pushdown stack.
Computer: HP 9100A
Company: Hewlett-Packard
Collectable: HP's first calculator introduced into the young electronic calculator market. 
Computer: PDP-9
Company: Digital Equipment Corporation
Collectable:  DEC's first micro-programmed machine which featured a speed increase of approximately twice that of the PDP-7.
Computer: PDP-8/I
Company: Digital Equipment Corporation
Collectable: Returned to a faster, fully parallel implementation but used much less-expensive TTL MSI logic.
Computer: PDP-8/L
Company: Digital Equipment Corporation
Collectable:  A less expensive and much smaller version of the PDP-8/I. 
Computer: NOVA
Company: Data General
Collectable: Popular 16-bit minicomputer packaged into a single rack mount case with enough power to do most simple computing tasks.  
Computer: H316
Company: Honeywell
Collectable: Commonly known as the the "Kitchen Computer" as it was primarily an  electronic recipe storage box.
Computer: PDP-12
Company: Digital Equipment Corportion
Collectable: A dual-processor 12-bit minicomputer designed for interactive, real-time laboratory use.
Computer: PDP-15
Company: Digital Equipment Corporation
Collectable: DEC's last 18-bit computer system and the only one implemented with integrated circuits.  
Computer: PDP-11
Company: Digital Equipment Corporation
Collectable: Had several uniquely innovative features, making it one of DEC's most successful product lines.
Computer: PDP 11/20
Company: Digital Equipment Corporation
Collectable: The first PDP-11 to run Unix.
Computer: PDP-8/E
Company: Digital Equipment Corporation
Collectable: Well-regarded because so many types of I/O devices were available for it.
Computer: PDP 8/M
Company: Digital Equipment Corporation
Collectable: The industrial version of the PDP-8/e.
Computer: PDP 11/45
Company: Digital Equipment Corporation
Collectable: An excellent computational tool for large multi-user, multi-task installations. 
Computer: Applicon 701
Company: Applicon
Collectable: Computer graphics processing system that accepted rough sketches.
Computer: Superpaint
Company: Xerox Parc
Collectable: Pioneer graphics program and framebuffer computer system.
Computer: Wang 2200
Company: Wang Laboratories
Collectable:  The company's first minicomputer that could perform data processing in a common computer language.
Computer: PDP 11/40
Company: Digital Equipment Corporation
Collectable: First machine to introduce 18-bit memory addressing on the PDP-11 platform.
Computer: PDP-8/A
Company: Digital Equipment Corporation
Collectable:Sold with a short OMNIBUS backplane. 
Computer: PDP 11/70
Company: Digital Equipment Corporation
Collectable: Largest of the PDP-11s. Two important changes were the addition of cache and 22-bit memory management.
Computer: SEL 32/55
Company: Systems Engineering Laboratories (sub of Gould, Inc)
Collectable: The industry's first true 32-bit super minicomputer.
Computer: Tinker Toy
Company: MIT
Collectable: Mechanical computer made up almost entirely of tinkertoys.
Computer: 32/S EXPRESS
Company: Microdata
Collectable: A 16-bit minicomputer.
Computer: PDT 11/150
Company: Digital Equipment Corporation
Collectable: Programmable Data Terminal -  first terminal-based PDP-11 system, based  on the LSI-11 board.
Computer: PDP-11/34
Company: Digital Equipment Corporation
Collectable: DEC's most successful PDP-11 in terms of unit volume. 
Computer: Eclipse C-330
Company: Data General
Collectable: 16-bit minicomputer which included support for virtual memory and multitasking more suitable to the small office than the lab. 
Computer: PDP 11/60
Company: Digital Equipment Corporation
Collectable: Came in "low boy/high boy" cabinets. Offered attributes normally found in larger, more expensive computers. 
Computer: PDP 11-74
Company: Digital Equipment Corporation
Collectable: A PDP-11/70 that was extended to contain multiprocessing features.
Computer: 6/442 Office System
Company: IBM
Collectable: Standalone word processor envisioned for centralized word processing centers at large organizations.
Computer: CADR
Company: MIT AI Laboratory
Collectable:  The basis for Lisp-machine systems.
Computer: VAX 11-750
Company: Digital Equipment Corporation
Collectable: The industry's first 32-bit minicomputer, using Large Scale Integration  (LSI ) technology.
Computer:MINC-11
Company: Digital Equipment Corporation
Collectable: Multi-INstrument Computer designed to be a laboratory data collecting machine and  came on a wheely stand. 
Computer: PDP 11/23 Plus
Company: Digital Equipment  Corporation
Collectable: Improved the  11/23 with more functions on the (larger) processor card.
Computer: VAX 11-730
Company: Digital Equipment Corporation
Collectable: Third VAX introduced, which was a still-more-compact, still-lower-performance bit slice implementation of the VAX.
Computer: VAX 11/725
Company: Digital Equipment Corporation
Collectable: A smaller-size packaging and cost-reduced model of the VAX 11/730. 
Computer: MicroVAX II
Company: Digital Equipment Corporation
Collectable: Became the "workhorse" of the 80's while reviving DEC's flagging fortunes.  
Computer: C-1
Company: Convex Computer Corporation
Collectable: Modeled on the Cray-1 architecture with slower but less expensive CMOS technology.
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Computer: VAX 8300
Company: Digital Equipment Corporation
Collectable: A dual-processor variant of the VAX 8200 and was among the first multiprocessor VAX computers.
Computer: TRACE
Company: Multiflow
Collectable: Mini supercomputer which embodied the
Very Long Instruction Word (VLIW) architecture. 
Computer: MicroVax 3600
Company: Digital Equipment Corporation
Collectable: Featured more than three times the performance of the MicroVAX II.
Computer: VAX 9000
Company: Digital Equipment Corporation
Collectable: included high-density ECL macrocells, multi-chip module packaging and heavily macropipelined architecture. 
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MICRO:

PERSONAL
WORKSTATION
DESKTOP
PORTABLE
  Computer: Heathkit EC-1
Company: Heath
Collectable: This is a very small analog computer that was designed for educational purpose. The first analogue computer (almost) anyone could afford.
Computer: PACE TR-48
Company: EAI (Electronic Associates, Inc.)
Collectable: The most complete desktop analog computer available at its time.
Computer: LINC
Company: MIT
Collectable: Considered the first minicomputer and a forerunner to the personal computer.
Computer: TR-20
Company: EAI
Collectable: Quintessential example of a transistorized desktop analog computer of the 1960's.
Computer: Programma 101
Company: Olivetti
Collectable: First commercial "desktop computer".
Computer: Linc-8
Company: Digital Equipment Corporation
Collectable: Combined a LINC computer with a PDP-8 in one cabinet. 
Computer: Echo IV
Company: Jim Sutherland (with Westinghouse)
Collectable: Heralded the age of the home computer.
Computer: EAI 580
Company: EAI
Collectable:  A desktop computer which offered full analogue facilities, plus the capability of expansion into a hybrid unit.
Computer: Kenbak 1
Company: Kenbak Corporation
Collectable: Considered to be the world's first "personal computer".
Computer: Alto I
Company: Xerox Parc
Collectable: One of the first general purpose computer designed for individual use.
Computer: Micral
Company: R2E (Realisations Etudes Electroniques)
Collectable: Earliest commercial non-kit computer based on a microprocessor.
Computer: Scelbi 8H
Company: Scelbi Computer Consulting, Inc.
Collectable: First commercially -advertised computer based on a microprocessor.
Computer: RGS-008
Company: RGS Electronics
Collectable: A kit based on the Intel 8008.
Computer: ALTO II
Company: Xerox Parc
C ollectable: Combined a personal computer with a graphical user interface, mouse, and a desktop that included icons, folders, and documents.
Computer: Homebrew
Company: Loren Jacobson
Collectable: Homebrew 16-bit processor based on small scale and medium scale TTL integrated circuits.
Computer: Mark 8
Company: Johnathan Titus
Collectable: Announced as a 'loose kit' in Radio-Electronics magazine.
Computer: Altair 8800
Company: Micro Instrumentation and Telemetry Systems (MITS)
Collectable: First micro-computer to run Microsoft software and established the S-100 bus standard.
Computer: Altair 680b
Company: MITS
Collectable: AN attempt to offer a new system based on the well known Motorola 6800 processor.
Computer: EPA Micro-68
Company:Electronic Product Associates, Inc.
Collectable: Self-contained system complete with power supply and a wood and smoked plastic case.
Computer: SWTPC 6800
Company:Southwest Technical Products
Collectable: One of the first computers based on the Motorola 6800 microprocessor.
Computer: Scelbi 8B
Company: Scelbi Computer
Collectable: Later version of the SCELBI 8H designed for business use.
Computer: Digital Group System
Company: The Digital Group
Collectable: Available in kit or assembled form which made them popular with many people.
Computer: IBM 5100
Company: IBM
Collectable: IBM smallest and first portable computer, no bigger than one of IBM's typewriters.
Computer: IMSAI 8080
Company:IMSAI Manufacturing Corporation
Collectable:  A clone of its main competitor, the earlier MITS Altair 8800.
Computer: Mike 203 (Mike 2)
Company: Martin Research
Collectable:  A bare-bones system – just the CPU board with a 20-key keypad and a seven-digit display.
Computer: JOLT
Company: Microcomputer Associates, Inc.
Collectable: Was somewhat famous for the part it played in the development of the prototype Atari 2600 VCS.
Computer: Jupiter
Company: Wave Mate
Collectable: Could interface with a TV for use as a monitor.
Computer: SOL-20
Company: Processor Technology Corporation
Collectable: One of the first personal computers with an built-in keyboard
Computer: POLY 88
Company: Polymorphics
Collectable: Earned the nickname "orange toaster" due to its orange metal cover and the fact that the S-100 cards generated noticeable heat.
Computer: Apple I
Company: Apple Computer Company
Collectable: Designed and hand-built by Steve Wozniak.
Computer: Homebrew Logic Analyzer
Company: Scott B. Eckert
Collectable: Homebrew system based on the
MOS Technology 6502 CPU. No information available.
Computer: Jupiter II
Company: Wave Mate
Collectable: One of the original microcomputers released as a computer kit.
Computer: COSMAC ELF
Company: RCA
Collectable: Microprocessor-based computer based on a series of construction articles in Popular Electronics magazine. 
Computer: Intercept Jr.
Company: Intersil
Collectable: Billed as a tutorial trainer which taught  the basics of microprocessors.
Computer: KIM-1
Company: MOS Technology
Collectable: Single board computer which was very successful due to its low price and easy-access expandability.
Computer: Altair 8800a
Company: MITS, Inc.
Collectable: A slight upgrade to the 8800.
Computer: Altair 8800b
Company: MITS Inc.
Collectable: Last of the 8800 series.
Computer: TK-80
Company: NEC
Collectable: Considered the first Japanese home-computer.
Computer: Notetaker
Company: Xerox
Collectable: Strongly influenced the design of later computers. 
Computer: Cromemco Z-2
Company: Cromemco, Inc.
Collectable: An unusual feature of the Z-2 was switch selectable CPU speed.
 
Computer: MicroNova
Company: Data General
Collectable: Single-chip implementation of Data General's Nova processor.
Computer: Terak 8510
Company: Terak Corporation
Collectable: First graphics desktop personal computer.
Computer: HP 9845A
Company: Hewlett-Packard
Collectable: First HP computer to incorporate a twelve-inch CRT screen.
Computer: Terak 8512
Company: Terak Corporation
Collectable: The companion to the TERAK 8510 data processor. 
Computer: Horizon
Company: North Star Computers
Collectable: The first floppy-disc based system hobbyists could buy.
Computer: Commodore PET
Company: Commodore
Collectable: Commodore's first full-featured computer which formed the basis for their entire 8-bit product line.
Computer: TR-80 Model I
Company: Tandy Radio Shack
Collectable: One of the earliest mass-produced personal computers.
Computer: COSMAC ELF VIP
Company: RCA
Collectable: Early microcomputer that was aimed at video games.
Computer: SuperELF
Company: Quest
C ollectable: An improvement of the Netronics Elf and Elf II training boards.
Computer: Heathkit H-8
Company: Heath Company
Collectable: The first microcomputer available from Heathkit.
Computer: System 8813
Company: Polymorphic
Collectable: Consisted of a larger chassis holding one, two, or three 51⁄4-inch minifloppy disk drives. 
Computer: AIM 65
Company: Rockwell
Collectable: Designed to be a development system for 6502 based computers.
Computer: Apple II
Company: Apple Computer
Collectable: One of the first highly successful mass-produced microcomputer products.
Computer: PeCos 1
Company: APF Electronics Inc.
Collectable: Communicated in its own proprietary language called PeCos 1.
Computer: Scrib Portable
Company: J. Bobst & Fils
Collectable: One of the earliest battery-powered portable computers.
Computer: Heathkit H11
Company: Heath Company
Collectable: Essentially a Digital Equipment PDP-11 in a small-form-factor case.
Computer: Microprocessor device
Company: California Technology International
Collectable: No information available.
Computer: COSMAC ELF II
Company: Netronics R&D Ltd.
Collectable: A cheaper and improved version of the COSMAC ELF. 
Computer: IBM 5110
Company: IBM
Collectable: General-purpose desktop computer designed to meet the data processing requirements of a small business.
Computer: Model 600 aka Superboard
Company: Ohio Scientific Instruments (OSI)
Collectable: First complete system on a board.
Computer: Challenger IP
Company: Ohio Scientific
Collectable: Essentially cased versions of the single board system. 
Computer: Micro Star or Small One
Company: GM Research
Collectable:First patented portable computer.
Computer: Apple II Plus
Company: Apple Computer
Collectable:  Upgrade to the Apple II which  added support for Applesoft BASIC with floating point support (as opposed to the earlier Integer BASIC).
Computer: PERQ
Company: Three Rivers Computer Corporation
Collectable:  First commercially produced personal workstation.
Computer: Altos C8000
Company: Altos Computer Systems
Collectable: Supported up to four users and could run at least three multi-user operating systems.
Computer: Atari 800
Company: Atari
Collectable:  First home computer designed with custom co-processor chips.
Computer: Micro Chroma 68
Company: Motorola
Collectable: A single board computer produced as a platform for demonstrating the Motorola 6847 video display generator.  
Computer: PC-8000
Company: NEC
Collectable: Often believed to have been the first domestically produced personal computer for the Japanese market.
Computer: PSI Comp 80
Company: Powertran
Collectable: Featured the unusual combination of a Z80 8-bit micro and a MM57109.
Computer: VIC-20
Company: Commodore
Collectable: Was the first computer of any description to sell one million units.
Computer: VIC-1001
Company: Commodore
Collectable:  Version of the VIC-20 only sold in Japan which included a special character ROM and keyboard that allowed the user to enter Katakana characters. 
Computer: Acorn Atom
Company: Acorn Computers Ltd.
Collectable: The ancestor of the BBC computers series with high resolution capabilities which were quite unusual for the price.
Computer: ZX80
Company: Sinclair Research
Collectable: Sold for $199 in the U.S. - a major price breakthrough.
Computer: ZX81
Company: Sinclair Research
Collectable: Used the largely untried ULA's was a novel and bold move at the time.
Computer: LM-2
Company: Symbolics
Collectable: A repackaged version of the MIT CADR Lisp machine design.
Computer: Osbourne 1
Company: Osbourne
Collectable: First commercially successful portable microcomputer.
Computer: BBC Model B
Company: Acorn Computers Ltd.
Collectable: Very popular computer in the UK and was widely used in schools.
Computer: TI 99/4A
Company: Texas Instruments
Collectable: Enhanced version of the less successful TI-99/4 model which had a character set that lacked lowercase text.
Computer: IBM PC 5150
Company: IBM
Collectable: The original version and progenitor of the IBM PC compatible hardware platform.
Computer: Apple III
Company: Apple Computer
Collectable: A business-oriented personal computer which was largely considered a failure in the market.
Computer: LNW-80
Company: LNW Computers
Collectable: Most notable for its time were the high-resolution color graphics.
Computer: Rainbow
Company: Digital Equipment Corporation
Collectable: Attempted to bridge the gap between the Z80-based CP/M world and the 8086-based DOS world.
Computer: Compass 1101
Company: Grid Systems Corporation
Collectable: Designed to be the ultimate portable computer, it was the most expensive personal computer one could buy.
Computer: SMC-70
Company: Sony
Collectable: First computer that used the just invented (also by Sony) 3.5" micro floppy disk drive.
Computer: MC-500
Company: MASSCOMP (Massachusetts Computer Corporation)
Collectable: Ran a real-time variant of the Unix operating system.
Computer: Sun 1
Company: Sun Microsystems
Collectable: First generation of UNIX computer workstations and servers produced by Sun Microsystems.
Computer: Commodore 64
Company: Commodore
Collectable: Listed in the Guinness Book of World Records as the highest-selling single computer model of all time.
Computer: Sinclair 1000
Company: Timex
Collectable: Advertised as "the first computer under $100".
Computer: Advantage
Company: North Star Computers
Collectable: Was known for its graphics capabilities and was sold with four demonstration programs.
Computer: Osborne Executive
Company: Osborne
Collectable: Could provide on-the-spot answers to numerical questions when working with consulting clients. 
Computer: ACE 100
Company: Franklin Computer Corporation
Collectable:  A pure copy of the Apple II, causing Apple to take legal action and win a copyright lawsuit against Franklin.
Computer: Pro 350
Company: Digital Equipment Corporation
Collectable: Desktop-sized version of the PDP-11, one of Digital's popular mini-computers. 
Computer: Professional Image Computer
Company: Wang
Collectable: Included a gateway to IBM networks and could be used to send digitized images to Wang and non-Wang computer systems.
Computer: Tandy 2000
Company: Tandy Radio Shack
Collectible: Ran significantly faster than other PC compatibles on the market.
Computer: Kaypro 10
Company: Kaypro Corporation
Collectable: A CP/M-based computer.
Computer: Gavilan Mobile Computer
Company: Gavilan Computer Corporation
Collectable: The first ever to be marketed as a "laptop".
Computer: Apple IIe
Company: Apple
Collectable: Several popular features were built-in that were only available as upgrades and add-ons in earlier models.
Computer: Apple Lisa
Company: Apple
Collectable: First personal computer to offer a graphical user interface in a machine aimed at individual business users.
Computer: Compaq Portable
Compay: Compaq
Collectable: One of the first 100% IBM PC compatible systems.
Computer: Acorn Electron
Company: Acorn Computers Ltd.
Collectable: Able to save and load programs onto audio cassette.
Computer: TRS-80 Model 100 aka Kyocera Kyotronic 85
Company: Tandy Radio Shack
Collectable: One of the first notebook-style computers.
Computer: HP 150
Company: Hewlett-Packard
Collectable: One of the world's earliest commercialized touch screen computers.
Computer: IBM PC-XT
Company: IBM
Collectable: Mainly intended as an enhanced IBM PC for business users.
Computer: APC III
Company: NEC
Collectable: Personal computer recognized for ability to create the best color graphics.
Computer: PBS-800S
Company: Saga Systems, Inc.
Collectable: No information available.
Computer: Kookaburra
Company: Dulmont Electronic Systems
Collectable: Design included power-management circuitry.
Computer: Data General One
Company: Data General
Collectable: A laptop comparable in capabilities to desktops of the era.
Computer: Macintosh
Company: Apple Computer
Collectable: The first mass-market personal computer featuring an integral graphical user interface and mouse.
Computer: Apple MAC 512K
Company: Apple
Collectable: First update to the original Macintosh, differing primarily in the amount of built-in memory (RAM).
Computer: Robotron Z9001
Company: Robotron-Messelektronik, East Germany
Collectable: First computer that used the U880 microprocessor.
Computer: IBM PC Jr
Company: IBM
Collectable:  IBM's first attempt to enter the home computer market.
Computer: DG10
Company: Data General
Collectable: Was capable of running DOS or CP/M at the same time as Data General's AOS operating system.
Computer: UNIX PC Model 7300
Company: AT&T
Collectable: Offered a Unix system for desktop office operation.
Computer: DeskPro 286
Company: Compaq
Collectable: A line of business-oriented personal computers.
Computer: Amiga 500
Company: Commodore
Collectable: Most widespread use was as a gaming machine, where its advanced graphics and sound were of significant benefit.
Computer: Poqet PC
Company: Poqet Computer Corporation
Collectable: The first pocket PC with a full 80x25 (text) display.
Computer: PalmPilot
Company: Robotics
Collectable: Included extra networking and could be connected to a TCP/IP network or directly to a desktop.
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The following timeline represents the systems described in the two volumes Computer Structures: Readings and Examples authored by Bell-Newell, and Computer Structures: Principals and Examples authored by Bell-Siewiorek-Newell. The computer systems from these books were the basis for the collection at TCM. Each timeline entry is linked to its corresponding chapter or chapters within the books.
Computer: Pilot Ace
Company: National Physical Laboratory 
Computer: UNIVAC I
Company: Remington Rand
Computer: Whirlwind
Company: MIT
Computer: Manchester Mark I
Company: Ferranti
Computer: MIDAC
Company: University of Michigan
Computer: Strela
Company: Soviet Union Special Design Bureau 245
Computer: IBM 650
Company: IBM
Computer: Pegasus
Company: Ferranti
Computer: Univac Scientific
Company: Remington Rand
Computer: LGP-30
Company: General Precision
Computer: ZEBRA
Company: Netherlands Post, Telegraph, and Telephone
Computer: PILOT
Company: Nat'l Bureau of Standards
Computer: IBM 1401
Company: IBM
Computer: RW-400 Data System
Company: Ramo-Wooldridge
Computer: B5000
Company: Burroughs
Computer: IBM 7030 (aka Stretch)
Company: IBM
Computer: ATLAS
Company: Ferranti
Computer: D825
Company: Burroughs
Computer: IBM 7094 I, II
Company: IBM
Computer: SDS 910-9300 Series
Company: Scienific Data Systems
Computer: LGP-21
Company: General Precision
Computer: CDC 6600
Company: Control Data Corporation
Computer: IBM 360
Company: IBM
Computer: IBM 360 Model 30
Company: IBM
Computer: Programma 101 desk calculator
Company: Olivetti
Computer: IBM 1800
Company: IBM
Computer: PDP-8
Company: Digital Equipment Corporation
Computer: SYMBOL
Company: Fairchild Semiconductor
Computer: ESS Processor
Company: Bell System
Computer: Apollo Guidance Computer
Company: MIT
Computer: ASC
Company: Texas Instruments
Computer: S/360 Model 91
Company: IBM
Computer: DEC 338 Display Processor
Company: Digital Equipment Corporation
Computer: Model 9100A
Company: Hewlett-Packard
Computer: NOVA
Company: Data General
Computer: 6500/7500
Company: Burroughs
Computer: Interface Message Processor (for ARPA network)
Company: U.S. Department of Defense
Computer: STAR
Company: Jet Propulsion Laboratory (JPL)
Computer: PDP-11
Company: Digital Equipment Corporation
Computer: IBM System/370
Company: IBM
Computer: HP 9810
Company: Hewlett-Packard
Computer: HP9820
Company: Hewlett-Packard
Computer: HP9830
Company: Hewlett-Packard
Computer: Illiac IV
Company: Burroughs
Computer: STARAN
Company: Goodyear Aerospace Corporation
Computer: C.mmp/Hydra
Company: Carnegie Mellon University
Computer: Pluribus
Company: Bolt Baranek and Newman (BBN)
Microprocessor: Intel 8008
Company: Intel
Computer: Alto
Company: Xerox Parc
Computer: ICL 2900 Series
Company: International Computers Limited
Microcomputer: TMS1000/1200
Company: Texas Instuments
Integrated Circuit: AM2900 Family
Company: Advanced Micro Devices 
Computer: Tandem 16
Company: Tandem Computers
Microcontroller: PIC1650
Company: General Instruments
Computer: Cray 1
Company: Control Data Corporation
Computer: HP 9845A
Company: Hewlett-Packard
Computer: VAX 11/780
Company: Digital Equipment Corporation
Computer:  Winchester 3030 disk
Company: IBM
Computer: IBM System/38
Company: IBM
Computer: IBM 4300
Company: IBM
Computer Network: Ethernet
Company: Xerox PARC 
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LECTURE SERIES

Atanasoff, John
Forces that Led to the Design of the Atanasoff-Berry Computer

Cohen, Harold
How I Produce Computer Generated Art

Forrester, Jay
Whirlwind

Stibitz, George
Design of the Bell Labs Relay Computers
LECTURE SERIES

Brainerd, John
ENIAC

Clark, Wes
LINC

Edwards, Dai
Early Manchester Computers

Flowers, Tom H.
Design and Use of Colossus: WWII Code-Breaking Machine

Wilkinson, James
The Pilot ACE

Zuse, Konrad
Z1, Z2, and Z3 1936-1947