Relief shown by hachures. "Approved October 1st, 1856, John Westcott, Surveyor General." "Sen. ex doc. no. 5 3rd sess. 34th Cong." 1 map; on sheet 71 x 67 cm. This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.
United States. Surveyor General.,Westcott, John, 1805-1889.,Wagner & M'Guigan.