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.
Flip chip training kit
Digital Equipment Corporation (DEC)
Still image, 1965-02-18
102753805
W032 module
Digital Equipment Corporation (DEC)
Still image, 1966-01-05
102755116
Stow seventh graders
Digital Equipment Corporation (DEC)
Still image, 1966-01-25
102755128
Core tester 2117
Digital Equipment Corporation (DEC)
Still image, 1964-06-11
102754699
W502A photon coupled trigger
Digital Equipment Corporation (DEC)
Still image, 1966-03-03
102755159
161 memory
Digital Equipment Corporation (DEC)
Still image, 1964-07-14
102754702
Module 1579
Digital Equipment Corporation (DEC)
Still image, 1964-09-29
102754721
Diode 2651
Digital Equipment Corporation (DEC)
Still image, 1966-02-11
102755142
WESCON show
Digital Equipment Corporation (DEC)
Still image, 1966-08-31
102755332
Inside of PDP-8S with hand
Digital Equipment Corporation (DEC)
Still image, 1966-09-06
102755337
W028A
Digital Equipment Corporation (DEC)
Still image, 1966-09-14
102755344
PDP-7-134, Concord Control
Digital Equipment Corporation (DEC)
Still image, 1966-08-26
102755325
Demo-kit
Digital Equipment Corporation (DEC)
Still image, 1965-04-06
102753850
PDP-5-97, Nova Scotia
Digital Equipment Corporation (DEC)
Still image, 1965-04-09
102753855
Statistical seminar
Digital Equipment Corporation (DEC)
Still image, 1966-02-18
102755147
PDP-10
Digital Equipment Corporation (DEC)
Still image, 1966-09-23
102755349
PDP-7-6, Delft
Digital Equipment Corporation (DEC)
Still image, 1965-05-03
102753867
PDP-7-11, Oxford
Digital Equipment Corporation (DEC)
Still image, 1965-05-11
102753874
Data acquisition system (complete)
Digital Equipment Corporation (DEC)
Still image, 1965-04-27
102753862
PDP-8-5 at Applied Dynamics
Digital Equipment Corporation (DEC)
Still image, 1965-05-13
102753879