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.
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Catalog contains over 150,481 records.
Lightning Portable Adding Machine
The Lightning Adding Machine Company
Physical object, c. 1900
102636429
Lightning Calculator box
The Calculator Corporation
Physical object, Ca. 1910
X175.83C
Lightning Portable Adding Machine stand
The Lightning Adding Machine Company
Physical object
102636428