Item 110895 - Plan of the islands at the mouth of the River St. Clair, ca. 1823
- Item 110895 - Plan of the islands at the mouth of the River St. Clair, ca. 1823
- Contributed by Maine Historical Society
- Item 110895
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Image Info Drawn between 1817 and 1827, the "Plan of the islands at the mouth of the River St. Clair with soundings at the entrance of their several channels." was surveyed under the commission appointed for the 6th article of the Treaty of Ghent (1814), to determine the boundary up the St. Lawrence River onto Sault St. Marie.
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British surveyor David Thompson, his son Samuel, and American surveyor William Bird worked on behalf of Peter Porter and Anthony Barclay, the American Commissioner and British Commissioner, respectively. This map is part of a larger archive, the Thomas Barclay collection (Coll. 26).
To search the entire Barclay collection visit Maine Historical Society's Beyond Borders search page. or
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