Category:Hollerith census machine

Subcategories

This category has the following 2 subcategories, out of 2 total.

Media in category "Hollerith census machine"

The following 19 files are in this category, out of 19 total.

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  1890 Census Hollerith Electrical Counting Machines Sci Amer.jpg 622 × 480; 99 KB
  
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  1902 Hollerith electric tabulating machine.jpg 331 × 391; 22 KB
  
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  Card puncher - NARA - 513295.jpg 2,960 × 2,332; 2.44 MB
  
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  Census man using pantograph punch c. 1908.jpg 640 × 456; 23 KB
  
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  Census pantograph punch.jpg 504 × 470; 49 KB
  
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  Holerith395782Figures1-6.tiff 615 × 939; 128 KB
  
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  Hollerith punched card.jpg 434 × 246; 40 KB
  
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  Hollerith Punched Card.jpg 1,200 × 538; 124 KB
  
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  Miss Cowell with Hollerith Machine, 1964.jpg 600 × 451; 75 KB
  
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  New machine to speed up statistics of census of 1940. Washington, D.C., Dec. 2. Back in 1870, it took 7 years to compile statistics from the facts taken by census takers, but in the next 10 LCCN2016876696.jpg 10,004 × 7,943; 9.33 MB
  
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  Tabelliermaschine D11 DEHOMAG TSD (1).JPG 4,000 × 2,248; 4.27 MB
  
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  Tabelliermaschine D11 DEHOMAG TSD (2).JPG 2,048 × 1,536; 1.3 MB
  
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  Tabelliermaschine D11 DEHOMAG TSD (3).JPG 2,048 × 1,536; 1.97 MB
  
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  Tabulating Machine Co org chart.mw.jpg 3,799 × 2,536; 3.5 MB
  
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  Tabulatrice, selezionarice e perforatrice hollerith - Museo scienza tecnologia Milano D0779 01.jpg 1,280 × 993; 897 KB
  
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  Tabulatrice, selezionarice e perforatrice hollerith - Museo scienza tecnologia Milano D0779 02.jpg 1,280 × 1,099; 974 KB
  
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  Tabulatrice, selezionarice e perforatrice hollerith - Museo scienza tecnologia Milano D0779 1.jpg 1,577 × 1,139; 1.29 MB
  
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  Tabulatrice, selezionarice e perforatrice hollerith - Museo scienza tecnologia Milano D0779.jpg 1,577 × 1,182; 1.39 MB
  
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  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