Lyell, Charles, Sir, 1797-1875Map dated May 14, 1845.; Relief shown pictorially.; The principal authorities are Captn. R.N. Bayfield [and others].39 x 50 centimetersJPEGUMN_ALMA:9963863650001701engJohn Murray (London (Albemarle Street, London))PublicGeological map of the United States, Canada, &cMapsUnited StatesCanada1845University of Minnesota