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.
The Janus II time sharing system
Document
X2789.2004
Xerox Printer
Still Image
102710355
BitPad - Summagraphics
Summagraphics
Still Image
102710374
Super Paint Xerox Parc - Dick Shoup - 2
Still Image
102713047
Xerox Alto Computer
Still Image
102710353
Super Paint - Xerox Parc - Dick Shoup - 3
Still Image
102713049
Alto computer
PARC (Palo Alto Research Center)
Still Image, Circa 1975
102710356
Super Paint - Xerox Parc - Dick Shoup - 1
Still Image
102713048
Xerox Sigma 5 Computer
Still Image
102646613