LC Subject Heading: Northeast boundary of the United States--Maps, Manuscript--19th century.
Item 110957
Manuscript map of Lake Erie, ca. 1818
Contributed by: Maine Historical Society Date: circa 1818 Media: Ink on paper
Item 110958
Manuscript map of Lake Ontario, ca. 1820
Contributed by: Maine Historical Society Date: circa 1815 Media: Ink on paper