Hollerith tabulator. Close-up of the circuit closing press. This machine was first used in the US Census of 1890. From Park Benjamin Modern Mechanism, London and New York, 1892.
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Details
Creative#:
TOP29509462
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
N/A
Right to Privacy:
No
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