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.
Programming and processing
Document, 1937; 1951-1977; bulk 1954-1962
102734211
John McPherson on Queen Mary
Still image, 1953-12
102698452
IBM SSEC Vacuum tube panel unit
Still image
102698440
Proceedings of a symposium on large-scale digital calculating machinery
Harvard University Press
Document, 1947
102709684
Proceedings of an international symposium on the theory of switching, Part II
Harvard University Press
Document, 1959
102709677
International Business Machines Corporation (IBM) events
International Business Machines Corporation (IBM)
Document, 1940-1965
102734201
International Business Machines Corporation (IBM) programming
International Business Machines Corporation (IBM)
Document, 1956-1971
102734182
IBM SSEC Card Punch
Still image, Circa 1948
102698430
Non-IBM manuals
Verlag Friedrich Vieweg & Sohn; Her Majesty's Stationery Office; Michigan, University of; Massachusetts Institute of Technology (MIT); Harvard University. Computation Laboratory
Document, 1956-1968
102734188
International Business Machines Corporation (IBM) policies and personnel
International Business Machines Corporation (IBM); National Security Agency (NSA)
Document, 1938-1972
102734197
Proceedings of the Institute of Electrical and Electronics Engineering
Institute of Electrical and Electronics Engineering, Inc.
Document, 1963; 1968
102734180
Conference talks and programs
I. P. Sharp Associates Limited; Institut de Recherche d'Informatique et d'Automatique
Document, 1970-1983
102734224
IBM SSEC Control Desk
Still image, Circa 1948
102698433
Manuals
International Business Machines Corporation (IBM); Science Research Associates, Inc. (SRA); American Airlines; I. P. Sharp Associates Limited
Document, 1968-1979; 1991
102734220
International Business Machines Corporation (IBM) recruitment, training, research, and education
International Business Machines Corporation (IBM)
Document, 1950-1983
102734193
IBM Mass Storage
International Business Machines Corporation (IBM)
Still image
102698446
IBM Manhattan Office Building
Still image
102698447
SSEC paper publication records
Document, 1948; 1962-1965; 1982
102734210
IBM SSEC Printers
Still image, Circa 1948
102698432
International Business Machines Corporation (IBM) projects and products
International Business Machines Corporation (IBM); Scientific Computing Services
Document, 1940-1993; bulk 1942-1962
102734191