A map of part of the continent of North America : between the 35th and 51st degrees of north latitude, and extending from 80 degrees of west longitude to the Pacific Ocean / compiled from the authorities of the best informed travellers by M. Lewis ; copieLewis, Meriwether, 1774-18091887]."Hart & Von Arx 19 Park Place, N.Y."--Lower left margin."Science. November 4th 1887 No. 248"--Lower right margin.cartographic