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60475 Hollerith Hand Card Punch
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Description of Photograph Photograph of a Hollerith hand card punch, manufactured by the British Tabulating Machine Co. According to Peter Bird, these were used at Lyons up until 1965, for telephone operators to receive orders from the teashop managers, punching each order onto a single card for processing by LEO. Published in Bird, Peter LEO - The First Business Computer (Wokingham: Hasler, 1994), plate 18.
Provenance Date: undated Photographer: Peter Bird Physical Description: 1 photographic print; colour Archives Hub References: CMLEO/PB/PH/1/10 PJB/3/2/24 Other References: DCMLEO20190510014 Comment on This Photograph This exhibit has a reference ID of CH60475. Please quote this reference ID in any communication with the Centre for Computing History. 
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