76064 English Electric System 4 Folders

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Three blue folders titled 'English Electric Computers System 4' containing detailed logic diagrams ranging in size from A3 to A1. The English Electric (later ICL) System 4 was a mainframe computer announced in 1965. It was derived from the RCA Spectra 70 range, itself a variant of the IBM System 360 architecture.

Digital scans are available on request.

Date : c 1965

Physical Description : 1 file, (c 150 pages); paper and digital copies

Provenance :
Collected by Paul Kelley and donated to the LEO Society via John Daines

Archive References : CMLEO/LS/WP/AP/76064 , CCH LI 45

Related Topics:

Early computers and their interrelationships

This exhibit has a reference ID of CH76064. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: 76064 English Electric System 4 Folders

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