Invention or Discovery: Columbian Press
Invention: Columbian" press, elbowed pulling bar, number of impressions per hour, 50Date: 1817
Inventor: George Clymer
Birthplace: United States
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| Invention or Discovery: Columbian PressInvention: Columbian" press, elbowed pulling bar, number of impressions per hour, 50Date: 1817 Inventor: George Clymer Birthplace: United States
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