Image: Card puncher - NARA - 513295
Size of this preview: 761 × 600 pixels. Other resolutions: 305 × 240 pixels | 2,960 × 2,332 pixels.
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
Image usage
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