Prize essay : on the comparative economy of free and slave labour, in agriculture.
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| Format: | Book |
| Language: | English |
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Frederick [Md.] :
Committee on Essays, of the Frederick County Agricultural Society,
[date of publication not identified]
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| Item Description: | Microfilm. Ann Arbor, Mich., Xerox University Microfilms, 1974. 1 reel. 35 mm. (American Culture Series, reel 618.2) Microform. |
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| Physical Description: | 20 pages |