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.
CP/M-80
Document, 1983-1993
102796765
IBM Lanacs
Document, 1990
102796760
Michigan Terminal System (MTS)
Document, 1983-1984
102796739
Multics Programming Language One (PL/I)
Document, 1983-1984
102796741
Kermit projects (miscellaneous)
Document, 1983-1989
102796746
Computer Sciences Corporation
Document, 1991-1993
102796758
Uncompleted projects
Document, ca. 1984-1992
102796730
MSDOS
Document, 1983-1988
102796735
I-Kermit listserv reports
Document, 1987-1989
102796785
pro-350 Kermit
Document, 1983-1984
102796766
Kermit 95+
Manning Publications Co.
Software, 2000
102796792
Columbia University Center for Computing
Document, 1983; 1988-1990
102796812
Kermit p-system
Document, 1985
102796761
Fortran
Document, 1983-1984
102796742
DX protocol
Document, 1983-1988
102796747
ISO-8859-1
Document, 1989
102796754
Apple II Kermit
Document, 1990-1993
102796759
DECUS symposium : Switzerland
Document, 1988-1990
102796778
Japan Kermit talk
Document, 1988
102796780
Historical file
Document, 1981-1988
102796733