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.
Search the Catalog
Catalog contains over 150,478 records.
AL1 framed photograph
Four-Phase Systems, Inc.
Still image, ca. 1970
102726328
Four-Phase AL1 chip
Physical object
102716269
Four Phase Systems AL-1 processor chip
Four-Phase Systems, Inc.
Still image, 1969
102716365
Four-Phase AL1 Microprocessor
Four-Phase Systems, Inc.
Document, 1993-02027 and 1995-04-03
102720326
AL1 single chip CPU demonstration model
Four Phase Systems, Inc.
Physical object, 1995
102716275