Übungsvorlagen zur Ausbildung von Hollerith-Locherinnen und -Prüferinnen.
Publisher Information: Berlin: DeHoMag, 1937. [24]pp., irregularly paginated. Text diagrams. Reproduced from typescript. Original printed wrappers, slighly soiled; pencil marks in margins of a few leaves. Contains practice templates for the training of Hollerith punch-operators and examiners. Book Id: 45262
Price: $250.00
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