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Census Bureau tabulating machine ca. 1917
UMG22A19_010

Census Bureau tabulating machine ca. 1917

Census Bureau tabulating machine ca. 1917
UMG22A19_009

Census Bureau tabulating machine ca. 1917

Interior of Workers at the Tabulating Machine Company
UMG22A03_018

Interior of Workers at the Tabulating Machine Comp...

Interior of Workers at the Tabulating Machine Company
UMG22A02_347

Interior of Workers at the Tabulating Machine Comp...

Interior of Workers at the Tabulating Machine Company
UMG22A02_393

Interior of Workers at the Tabulating Machine Comp...

Man working tabulating machine at the Census bureau circa 1919.
UMG21A21_208

Man working tabulating machine at the Census burea...

Close up of census bureau tabulating machine circa 1919.
UMG21A21_207

Close up of census bureau tabulating machine circa...

Man working Card sorter for tabulating machine circa 1940.
UMG21A22_017

Man working Card sorter for tabulating machine cir...