From magnetic tape and rare film to lab notebooks and business plans to early mainframes and source code, our collection is as diverse as the history of computing. It is a rich resource for everyone, comprising historical objects, documents, software titles, ephemera, and photographs and moving images.
Note: CHM's online catalog has been updated through January 23rd, 2025. A new and improved catalog will be launched in Summer 2025.
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Catalog contains over 151,130 records.
Plato V student terminal display
Carroll Manufacturing
Physical object
102730893
CDC Plato Flexible Disk Subsystem
Control Data Corporation (CDC)
Document, 1983
102684135
The Plato IV student terminal
University of Illinois, Computer-based Education Research Laboratory
Document, 1970-03
102723109
News releases on Plato computer based education
Control Data Education Company
Document, 1979-11-05
102725095
PLATO portable plasma terminal display prototype
Control Data Corporation (CDC)
Physical object
102730855
Blue-red drawings of PLATO color terminal
Document
102726305
A Descriptive List of PLATO Programs
Illinois, University of (Urbana-Champaign)
Document, 1967-07
102649331
PLATO portable plasma terminal display prototype case
Control Data Corporation (CDC)
Physical object
102730856
The outlook for computer conferencing on ARPANET and PLATO
Institute for the Future
Document, 1977-02
102784058
PLATO@50: Seeing the Future Through the Past Conference
Computer History Museum
Moving image, 2010-06-03
102702356
An On Line Document Retrieval Strategy Using the PLATO System
Illinois, University of (Urbana-Champaign)
Document, 1971-05
102649342
Control Data Plato Information Service Terminal Display Unit
Control Data Corporation (CDC)
Physical object
102747178
CDC PLATO flexible disk subsystem, hardware maintenance manual (site and support information)
Control Data Corporation (CDC)
Document, 1983
102680421
PLATO@50: Seeing the Future Through the Past: Dr. Donald Bitzer & Ray Ozzie
Computer History Museum
Moving image, 2010-06-02
102630622
Acoustic Coupler 1200/150 BAUD
Control Data Corporation (CDC)
Physical object
102745615
Plasma video display
Owens Glass
Physical object, ca. 1973
X676.86
Plasma Displays
Electro-Plasma, Inc.; Carroll Manufacturing
Document, Circa 1978
102720071
Cindy Poulos papers
Document
102644187
MSDN BackOffice Test Platform (U.S.)
Microsoft Corporation
Software, 1998
102778933
Random access audio system
Education & information systems, Inc.
Physical object
102711030