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55583 Hollerith card punch
Description of Photograph
Photograph of a Hollerith card punch connected to an IBM electric typewriter to give visual output of characters. Set up for LEO I but used on LEO II.
Published in Bird, Peter LEO - The First Business Computer (Wokingham: Hasler, 1994), plate 31.
Physical Description: 1 photographic print; black and white
Archives Hub References: CMLEO/PB/PH/2/55583
Other References: DCMLEO20190531011
Comment on This Photograph
This exhibit has a reference ID of CH55583. Please quote this reference ID in any communication with the Centre for Computing History.