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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 146,063 records.

Result 1-20 of about 1623

Simulation equations

Document
102634667

"Rug" problem

Document
102636218

Calculations

Document
102635561

Shared variables

Document, May 10, 1971
102632321

Slow-down signal

Document, Oct. 21, 1958
102632530

Channel adapter

Document, Nov. 10, 1958
102632535

Rough sketch of system architecture

Document, [1956?]
102632643

Buffering

Document, Apr. 12, 1956
102632275

Split memory cycles

Document, May 10, 1957
102632693

Exchange busy indicator

Document, July 9, 1957
102632706

Stretch instruction set

Document, Oct. 20, 1955
102632232

Automatic program interrupt control

Document, [195?]
102632679

Exchange communication specifications

Document, Apr. 18, 1957
102632686

Reorganization

Document, Mar. 31, 1958
102634997

No title available

Document, [1958]
102634966

Possible plans

Document, [1961]
102632636

Table searching

Document, May 23, 1957
102635072

Multiprogramming - Codd

Document, Apr. 13, 1959
102635084

Occupancy blueprint
International Business Machines Corporation (IBM)
Document, 1963-12-16
102679296