Summary

Photograph of a computer programming diagram entitled "ILLIAC IV data representation". The ILLIAC IV computer became operational in 1975.

TThis is one of a set of photographs showing computers, computer components, computer structure diagrams and computer programmimg instructions, probably used as aids in teaching computing subjects. The diagrams and instructions relate to several pioneer models and systems of stored program computers dating back as far as the 1950s and including CSIRAC (originally known as CSIR Mark 1), Cirrus, Atlas, IBM System/360 , CDC 6600 System, and Illiac IV.

Description of Content

Block diagram showing the data representation for the Illiac IV supercomputer.

Physical Description

Black and white photographic print of a computing block diagram.

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