"Systemudvikling-edb" . . "Recensements." . . "Punched-Card Systems History." . . "U.S. Department of Commerce. Bureau of Census" . . "Recensements de population." . . "Recensements agricoles." . . "Punch card tabulation in the Bureau of the Census" . . . "The development of punch card tabulation in the Bureau of the census, 1890-1940 : with outlines of actual tabulation programs" . "The Development of punch card tabulation in the Bureau of the Census, 1890-1940" . . . . . . . . . . . . . "The development of punch card tabulation in the Bureau of the Census, 1890-1940; with outlines of actual tabulation programs" . . . "The development of punch card tabulation in the Bureau of the Census, 1890-1940. With outlines of actual tabulation programs. [With portraits.]"@en . . . . "Development of punch card tabulation in the bureau of the census 1890-1940 : with outlines of actual tabulation programs" . . . . . "The development of punch card tabulation in the Bureau of the Census 1890-1940 : with outlines of actual tabulation programs" . . . . . . . "The development of punch card tabulation in the Bureau of the Census, 1890-1940 with outlines of actual tabulation programs"@en . "Census data"@en . "Census data" . . . . "The development of punch card tabulation in the Bureau of the Census, 1890-1940 : with outlines of actual tabulation programs"@en . "The development of punch card tabulation in the Bureau of the Census, 1890-1940 : with outlines of actual tabulation programs" . . . "The development of punch card tabulation in the Bureau of the Census 1890-1940 with outlines of actual tabulation proframs" . . "Démographie." . . "Fichas perforadas." . . . . "Punched card systems." . . "Statistique." . . "United States" . . "U.S. Department of Commerce, Bureau of the Census." . . "Estados Unidos Bureau of the Census." . .