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Site of the Tabulating Machine Co. - Jean Marie's Domain
Jean Marie Ward's Live Journal

jmward14
Date: 2017-10-09 13:51
Subject: Site of the Tabulating Machine Co.
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Site of the Tabulating Machine Co.

The "tabulating machines" made to conduct the daunting 1890 U.S. Census were the precursor to IBM.

Posted by Jean Marie Ward on 9 Oct 2017, 17:51
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