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60639 Esmond Wright's notepad - STC converter diagram

Photograph of Esmond Wright's notepad, who was designing the STC converter/reconverter system for LEO I (later abandoned after unsuccessful testing during the development phase). The diagram shows his initial plan for the decimal/sterling converter.

Published in Bird, Peter  LEO - The First Business Computer  (Wokingham: Hasler, 1994), Fig 3.2, p65.

Related material: 60474 Photo of STC Reconverter in situ during development phase of LEO I; 60593 Part of Esmond Wright's Instructions for the Reconverter; 60635 STC Tape Converter/Reconverter 'blueprint'


Date : probably Oct 1949

Physical Description : 1 photographic print; black and white

Provenance :
Collected by Peter Bird as part of his research for his book LEO - The First Business Computer (1994).

Archive References : CMLEO/PB/PH/6/60639 , PJB/3/2/47

This exhibit has a reference ID of CH60639. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: 60639 Esmond Wright's notepad - STC converter diagram

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