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 151,130 records.
Functional subsystem specification 7300 processor
Memorex
Document, 1973-02
102776654
Firmware description extend 3300 NSA
Vector General, Inc.
Document, 1980
102784157
Artificial Intellegence Systems. LISP User Packages
Xerox Corporation
Document, 1986-04
102751221
Dataform 2 Cassette Dataform 2 User's Guide
Datapoint
Document, 1975-01
102751315
Artificial Intelligence Systems Release Notes
Xerox Corporation
Document, Circa 1986
102801165
Volume 8 System Installation, Maintenance, Programming
Symbolics
Document, 1984
102807973
Intel Paragon User's Guide
Intel Corporation
Document, 1994-06
102751288
1500 Universal Terminal Emulator UNITRM15
Datapoint Corporation
Document, 1978-03
102801301
System Check SYSCHK User's Guide
Datapoint Corporation
Document, 1975-11
102801306
Datanet promotional material
General Electric
Document, ca. 1965
102776167
GCOS reference manual
Honeywell Information Systems, Inc.
Document, 1979-08
102786089
System/370 operator's reference guide
IBM Corporation
Document, 1976-11
102786368
B 5281 processor training manual
Burroughs Corporation
Document, 1966-08-01
102774680
IBM-PC polyFORTH II installation instructions
Document
102774692
MAX-FORTH reference manual addendum
New Micros, Inc.
Document
102774697
LISPUSERS' modules manual
Envos Corporation
Document, 1988-09
102774142
Forth notebook
Offete Enterprises, inc.
Document, 1985-05
102774553
EVAX system reference manual
Digital Equipment Corporation (DEC)
Document, 1989-05-23
102774279
Glossary of computer terminology
General Electric
Document, ca. 1965
102776009
Introduction to basic data communications
General Electric
Document, 1963-11
102776011