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File:Ibm407 tabulator 1961 01.redstone.jpg

Summary

From en:mage:Ibm407 tabulator 1961 01.redstone.jpg. Originally uploaded by en:User:ArnoldReinhold on 17:31, 18 February 2005 with a description : IBM 407 accounting machine at US Army Redstone Arsenal 1961.

Licensing

Public domain This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. See Copyright.

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