Image: Hollerith punched card
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Hollerith_punched_card.jpg (434 × 246 pixels, file size: 40 KB, MIME type: image/jpeg)
Description: Image of punched card of Herman Hollerith
Title: Hollerith punched card
Credit: Railroad Gazette
Author: Herman Hollerith
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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