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.
6111 module
Digital Equipment Corporation (DEC)
Still image, 1964-03-06
102753519
6151 module
Digital Equipment Corporation (DEC)
Still image, 1964-03-06
102753521
PDP-1 control panel
Digital Equipment Corporation (DEC)
Still image, 1962-11-14
102753312
PDP-5-18 at Westinghouse
Digital Equipment Corporation (DEC)
Still image, 1964-03-02
102753507
Data channel indicator panel
Digital Equipment Corporation (DEC)
Still image, 1963-06-13
102753317
4114 module
Digital Equipment Corporation (DEC)
Still image, 1963-06-17
102753324
6207 module
Digital Equipment Corporation (DEC)
Still image, 1964-03-13
102753526
6122 and 6124 modules
Digital Equipment Corporation (DEC)
Still image, 1964-03-13
102753533
PDP-11/05
Digital Equipment Corporation (DEC)
Still image, ca. 1972
102753329
Module tester with Jennifer Johnson
Digital Equipment Corporation (DEC)
Still image, 1963-06-17
102753331
Teradyne tester
Digital Equipment Corporation (DEC)
Still image, 1963-08-13
102753367
In plant shots
Digital Equipment Corporation (DEC)
Still image, 1963-08-22
102753374
Micro tape 555
Digital Equipment Corporation (DEC)
Still image, 1963-06-25
102753343
G 616 etch board
Digital Equipment Corporation (DEC)
Still image, 1969
102759067
A/D/A converter
Digital Equipment Corporation (DEC)
Still image, 1963-07-23
102753355
J-11 tutorial
Digital Equipment Corporation (DEC)
Still image, ca. 1984
102753115
Systems module 4506
Digital Equipment Corporation (DEC)
Still image, 1963-01-22
102753211
4659 module
Digital Equipment Corporation (DEC)
Still image, 1963-08-08
102753362
Sheet metal shop
Digital Equipment Corporation (DEC)
Still image, ca. 1963
102753223
Christmas party
Digital Equipment Corporation (DEC)
Still image, 1962
102753216