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 143,273 records.
JHS-1N23CR silicon rectifier/silicon diode
1N416G silicon rectifier/silicon diode
1N21A Silicon Microwave Rectifier
Physical object, 1940 ca.
1 N 21-A silicon rectifier/silicon diode
1N21 silicon rectifier/silicon diode
D8748D PROM device
Nippon Electric Company (NEC)