Geological and Geographical Survey of the Territories (U.S.)1 map : hand colored; 52 x 91 cmScale approximately 1:506,880 (W 112°30ʹ--W 107°00ʹ/N 44°00ʹ--N 42°00ʹ). ; Shows forests, vegetation, rock and coal.; 'April 1879.'; Relief shown by spot heights.; To accompany the Survey's 13th annual report.; Includes notes.9980464216102441ark:/81985/n2zp3z08jU.S. Geological and Geographical Survey of the Territories] ; Julius Bien, Lith.PublicEconomic map of portions of Wyoming, Idaho and UtahMapsWyomingUtahIdaho1879Northwestern University