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Subjects
19th century, History, Inventions, Inventors, PatentsPlaces
United StatesEdition | Availability |
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Schemes of practical utility: entrepreneurship and innovation among 'great inventors' in the United States, 1790-1865
1992, National Bureau of Economic Research
in English
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Feedback?February 13, 2010 | Edited by WorkBot | add more information to works |
December 10, 2009 | Created by WorkBot | add works page |