Category:US National Archives series: Census Machines, compiled 1890 - 1950

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Media in category "US National Archives series: Census Machines, compiled 1890 - 1950"

The following 3 files are in this category, out of 3 total.

Card puncher - NARA - 513295.jpg 2,960 × 2,332; 2.44 MB
This is a card puncher, an integral part of the tabulation system used by the United States Census Bureau to compile... - NARA - 513295.jpg 2,960 × 2,332; 2.15 MB
This is a card puncher, an integral part of the tabulation system used by the United States Census Bureau to compile... - NARA - 513295.tif 2,960 × 2,332; 6.58 MB

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