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.
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631109
ACT Monitor
Advanced Computer Techniques Corporation (ACT)
Physical object
102633562
ACT-1 terminal
Micro-Term, Inc.
Physical object
102642083
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631070
ACT button
Applied Circuit Technology. (ACT)
Physical object
102645622
ACT button
Advanced Computer Techniques Corporation (ACT)
Physical object
E1044
ACT!
Symantec Corp.
Software
102639416
Act!
Contact Software International, Inc.
Software, 1987-1992
102697375
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631065
ACT Button
Applied Circuit Technology. (ACT)
Physical object
102631090
ACT-IA operating manual
Micro-Term, Inc.
Document, 1978
102625620
ACT button
Applied Circuit Technology. (ACT)
Physical object
102633000
Act Technology Corporation
Act Technology Corporation
Document, 1989-1990
102747942
Controls in Act!on
Burroughs Corporation
Document
102704352
ACT!2000 Windows Box
Symantec
Physical object
102747698
ACT Button
Applied Circuit Technology. (ACT)
Physical object
102632993
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631076
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631108
ACT button
Applied Circuit Technology. (ACT)
Physical object
102631085
Act! button
Physical object
102696224