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Rectangular holes in twelve-row punched cards.

By United States. National Bureau of Standards.

Abstract

Cover title.Mode of access: Internet

Topics: Public administration
Publisher: [Washington] : Dept. of Commerce, National Bureau of Standards : Springfield, Va. : for sale by the Supt. of Docs., U.S. Govt. Print. Off.,
Year: 1971
OAI identifier: oai:quod.lib.umich.edu:MIU01-011394588
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