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Image: Card puncher - NARA - 513295

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Original image(2,960 × 2,332 pixels, file size: 2.44 MB, MIME type: image/jpeg)


Title: A woman with a Hollerith pantograph punch, the keyboard is for the 1940 US census population card(Truesdell p.144).
Credit: U.S. National Archives and Records Administration
Author: Unknown or not provided
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

The following 3 pages link to this image:

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