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 149,781 records.
LEO II paper tape reader control
LEO Computers Ltd.
Physical object, 1957
102716091
LEO II magnetic tape
International Computers Ltd (ICL)
Physical object, 1957
102716093
LEO II magnetic drum monitor unit
LEO Computers Ltd.
Physical object, 1957
102716101
LEO II memory carriage unit
LEO Computers Ltd.
Physical object, 1957
102716092
Leo II printout of last message
Still image, 23 June 1971
102743797
LEO II Punched Cards
International Business Machines (IBM). United Kingdom Ltd.; British Steel Corporation
Document
102721100
LEO II main console display tube
LEO Computers Ltd.
Physical object, 1957
102716094
Newspaper articles about LEO II
British Steel Corporation; Stewarts and Llyods Limited
Document, 1957-07; 1971-07-15
102721101
LEO II Design Drawings
LEO Computers Ltd.
Document, 1959-1960
102721099