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.
DOS 1.1
International Business Machines (IBM)
Software, 1982
102675554
Personally labeled disk
Dawn VME Products
Software, Circa 1993
102714321
Easy Writer I System
Information Unlimited Software, Inc.
Software
102675536
Accounts Payable
Information Unlimited Software, Inc.
Software, 1982
102675543
Intelligent Backup v3.1
Software Laboratories, Inc.
Software, 1987
102675546
VisiCalc v1.10
International Business Machines (IBM)
Software, 1981
102675553
Apple-IBM Connection (Demonstration Copy)
Alpha Software Corporation
Software, 1982
102675540
Just Write Word Processor
Multimate International Corporation
Software, 1985
102675538
Multimate Advantage Professional Word Processor
Multimate International Corporation
Software, 1985
102675557
Whirlwind tapes series 3401
Software
102782364
Easy Writer II System
Information Unlimited Software, Inc.
Software
102675537
General Ledger
Information Unlimited Software, Inc.
Software, 1982
102675544
Micro/Answer for Cornerstone
Informatics General Corporation
Software, Circa 1982
102675556
Microsoft Flight Simulator v1.0
Software, 1982
102675549
Amiga desktop video power
Abacus Software, Inc.
Software, 1991
102724170
TCP/IP Runtime System
Santa Cruz Operation, Inc.
Software
102639478
Outbound notebook system
Outbound Systems, Inc.
Software, 1990
102705685
BrainMaker
California Scientific Software
Software
102647934
Silhouette
Everex Systems, Inc.
Software, 1991-11-01
102705684
Mechanical Engineering
Software Arts, Inc.
Software
102639464