Dehomag D11 puncher

http://lod.ehri-project-test.eu/units/us-005578-irn521584-irn521588 an entity of type: Record

The Dehomag D11 puncher was donated to the United States Holocaust Memorial Museum in 1990 by the Technische Sammlungen Dresden. 
irn521588 
Dehomag D11 puncher 
Dehomag D11 puncher machine of the type used for processing results of the 1933 and 1939 German census during the Nazi regime (1933-1945). Dehomag [Deutsche Hollerith Maschinen] was a German based subsidiary of the US company, IBM. The Hollerith machine was a punch-card system consisting of three components, this punching machine that transmitted information onto punch cards, a sorting machine [1990.48.2] that arranged the punch cards by categories, and the tabulating machine [1990.48.1] that computed the results. 
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