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118:, 1938. New Orleans Hydrographic Office. "WPA white collar workers making punch cards of the hydrographic chart for use eventually in revising pilot charts. A good operator can turn out 1,500 punch cards daily, as compared with some 300 if computed by hand. Both methods are used on the New Orleans project. Interior." The keypunch machines are the IBM Type 016 Electric Duplicating Key Punch introduced in 1929.
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Travailleuses de la WPA fabriquant des cartes perforées, Nouvelle-Orléans, 1938
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Trabajadoras de la WPA haciendo tarjetas perforadas, Nueva
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WPA-Arbeiterinnen, die
Lochkarten herstellen, New Orleans, 1938
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WPA women workers making punch cards, New
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424:punched card
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628:Metadata
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522:(35 KB)
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