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1. Andrew Ellicott papers, 1777-1829

   925 items. 7 containers. 1.1 linear feet. 2 microfilm reels. -- Manuscript Division, Library of Congress, Washington, D.C.

   Summary:

   Surveyor and mathematician. Correspondence, maps, charts, and reports of astronomical observations chiefly concerning Ellicott's work in surveying the boundary between the United States and Florida under the San Lorenzo Treaty (1795) and also his surveys of the city of Washington, the boundary between Georgia and South Carolina, the town of Presque Isle (later Erie), Pennsylvania, and the boundary between the United States and Canada under the Treaty of Ghent (1814). Other subjects include international politics, Indian affairs, and the Blount conspiracy (1797).