. . . "No restrictions on use"@en . "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."@en . "No restrictions on access"@en . . "The Dehomag D11 puncher was donated to the United States Holocaust Memorial Museum in 1990 by the Technische Sammlungen Dresden."@en . . . . "Dehomag D11 puncher"@en . "irn521588" .