Image: This is a card puncher, an integral part of the tabulation system used by the United States Census Bureau to compile... - NARA - 513295
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Title: This is a card puncher, an integral part of the tabulation system used by the United States Census Bureau to compile the thousands of facts gathered by the Bureau. Holes are punched in the card according to a prearranged code transferring the facts from the census questionnaire into statistics. [Woman operating the card puncher]
Credit: U.S. National Archives and Records Administration
Author: Unknown or not provided
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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