Home > LEO Computers > Lyons Electronic Office (LEO) Archive > CMLEO/LS - LEO Comput ... s Society Collection > Photographs > Photographs of LEO I > 61868 Hollerith Tabulator, LEO I (1953)

61868 Hollerith Tabulator, LEO I (1953)

Description of Photograph

Digital copy of a photograph of the British Tabulating Machines Hollerith Tabulator which was installed on LEO I.

Caption: 'Hollerith Tab. Plugboard used to re-arrange output in any desired way on the line. In 2 buffer loads LEO I could print 70 characters anywhere on the line. The tabulator preserved the card listing facility. [ms] Nov 1953'.

This image appears in the interactive plan for our Virtual LEO I installation, p46.


Research comments: The Hollerith tabulator could read 200 punched cards per minute. (CM)

Digital copy made by John Daines, LEO Computers Society, of a photograph in the LEO Computers Collection (formerly part of the National Archive of Historic Computing) at the University of Manchester Library: NAHC/LEO/B1-52

Date: November 1953

Physical Description: 1 digital image (jpeg); black & white; image includes original typed caption

Archives Hub References: CMLEO/LS/PH/1/61868

Other References: DCMLEO20210214043
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Comment on This Photograph

This exhibit has a reference ID of CH61868. Please quote this reference ID in any communication with the Centre for Computing History.

Photograph of 61868  Hollerith Tabulator, LEO I  (1953)

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