Due to the implementation of a new Collection Management System, CHM staff will not be able to assist researchers and in-person visits until March 2025.
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.
Search the Catalog
Catalog contains over 151,012 records.
Global business review
Digital Equipment Corporation (DEC)
Document, 1994
102750882
System modules 4610 pulse amplifier
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749424
Press releases from 1974
Digital Equipment Corporation (DEC)
Document, 1974
102753014
Factory systems area
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749513
734 power supply
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749436
Press releases from 1979
Digital Equipment Corporation (DEC)
Document, 1979
102753019
Press releases from 1981
Digital Equipment Corporation (DEC)
Document, 1981
102753021
Richard Devlin
Digital Equipment Corporation (DEC)
Still image, 1969
102759062
Workplace pictures - PCB layout, drafting, assembly
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749188
System module 1687 A level amplifier
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749296
Education products
Digital Equipment Corporation (DEC)
Document, ca. 1975
102750818
System module 4216 B Flip-Flops
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749304
System module 4603 pulse amplifiers
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749309
Sales update indices
Digital Equipment Corporation (DEC)
Document, 1975-1984
102750899
Canadian Standards Association (CSA) certification program
Digital Equipment Corporation (DEC)
Document, 1972-1976
102737683
Preventative maintenance procedures
Digital Equipment Corporation (DEC)
Document, 1975-1976
102750781
Authorized ADP schedule price list
Digital Equipment Corporation (DEC)
Document, 1991-1992
102750844
Forefront
Digital Equipment Corporation (DEC)
Document, 1996-1998
102750806
Workers at stations with systems
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749203
Laboratory module 3201 Flip-Flop
Digital Equipment Corporation (DEC)
Still image, ca. 1962
102749265