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.
Xerox Star 8010 Dandelion minicomputer system mouse
Xerox Corporation
Physical object, 1981
X1551.98D
IBM 604 Electronic Calculating Punch with Type 521 Card Reader/Punch, (1948)
Still Image, 1948
102645462
Digital at work: snapshots from the first thirty-five years
Digital Press
Document, 1992
102630350
COBOL Orientation for Management
Honeywell Information Systems, Inc.
Document, 1965
102646124
Intel i486 microprocessor
Intel Corporation
Still Image, ca. 1989
102630728
ADMIN Total Information Management
Teknekron, Inc.
Document, Circa 1980
102646148
IBM Chips - 512K CMOS SRAM, Static Random Access Memory chip - code name LIGHTNING
Still Image, 1991-02-13
102640493
IBM Assessories - Typewriter Station
Still Image
102640498
Golden Gem Adding Machine
Automatic Adding Machine Co.
Physical object, ca. 1904
B187.81
Consul the Educated Monkey
Physical object, ca. 1916
B211.82
Univac 9400
Still Image
102640669
Apple - In the real world, it's always a race to the top
Apple Computer, Inc.
Document
102640006
IBM 7030 "The Stretch" Data Processing System
Still Image
102640234
Bicentennial punched card
International Business Machines (IBM)
Software, 1976
102721419
UNICOS User Commands Reference Manual, Volume 2 M-Y
Cray Research, Inc. (CRI)
Document, 1993
102655214
IBM Type 29 Card Punch - Key Punch
International Business Machines Corporation (IBM)
Physical object, 1964
102645443
Winning Technologies from Intel
Intel Corporation
Document
102642153
Eniac
Still Image
102630665
Dual 8" floppy drive
Thinker Toys
Physical object
102633727
Banks pocket tape punch
International Business Machines Corporation (IBM)
Physical object
102641958