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File:Punch card.jpg
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Size of this preview: 800 × 384 pixels. Other resolutions: 320 × 153 pixels | 1,687 × 809 pixels.
Original file (1,687 × 809 pixels, file size: 376 KB, MIME type: image/jpeg)
Source: commons by Arnold Reinhold e.a., CC-BY-SA 2.5
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:14, 11 October 2017 | | 1,687 × 809 (376 KB) | Frank Ellermann (talk | contribs) | Source: commons by Arnold Reinhold e.a., [https://creativecommons.org/licenses/by-sa/2.5/deed.en CC-BY-SA 2.5] |
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