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 150,187 records.
Greydon C. Freeman Collection
Document
X3755.2007
Vacuum tube module
Intermational Business Machines Corporation (IBM)
Physical object, 1955 ca.
102673135
Vacuum tube type D202
International Business Machines Corporation (IBM)
Physical object
102673147
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673138
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673145
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673141
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673146
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673142
Vacuum tube type 252551
International Business Machines Corporation (IBM)
Physical object
102673137
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673144
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673140
Vacuum tube module
International Business Machines Corporation (IBM)
Physical object, 1955 ca.
102673133
Vacuum tube module
Intermational Business Machines Corporation (IBM)
Physical object, 1955 ca.
102673134
Vacuum tube type E002
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673139
Vacuum tube type 252551
International Business Machines Corporation (IBM)
Physical object
102673136
Fusetron FNM 2 Dual Element Cartridge Fuses
Bussmann Mfg. Co.
Physical object
102673150
Vacuum tube type E022
International Business Machines Corporation (IBM)
Physical object, 1952 ca.
102673143
Vacuum tube module
International Business Machines Corporation (IBM)
Physical object, 1955 ca.
102673131
Vacuum tube module
International Business Machines Corporation (IBM)
Physical object, 1955 ca.
102673132
Vacuum tube type P104
International Business Machines Corporation (IBM)
Physical object
102673149