File:1890 Census Hollerith Electrical Counting Machines Sci Amer.jpg

1890_Census_Hollerith_Electrical_Counting_Machines_Sci_Amer.jpg(622 × 480 pixels, file size: 99 KB, MIME type: image/jpeg)

Description

The Hollerith electric tabulating machine being used for the 1890 U.S. A. Census.

Date
Source Illustration in "Scientific American" magazine, Aug. 30, 1890. Via reproduction at [1]
Author Artist not credited.
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current21:17, 15 May 2012Thumbnail for version as of 21:17, 15 May 2012622 × 480 (99 KB)Infrogmation{{Information |Description=The Hollerith electric tabulating machine being used for the 1890 U.S. A. Census. |Source= Illustration in "Scientific American" magazine, Aug. 30, 1890. Via reproduction at [http://www.officemuseum.com/data_processing_machi...
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