Map of Texas and the countries adjacent [cartographic material] : compiled in the Bureau of the Corps of Topographical Engineers from the best authorities for the State Department /
United States War Dept.; Abert, John James, 1788-1863.; United States. Army. Corps of Topographical Engineers.; Emory, William H. (William Hemsley), 1811-1887.
Map of the United States, Territory of Oregon, west of the Rocky Mountains [cartographic material] : exhibiting the various trading depots or forts occupied by the British Hudson Bay Company, connected with the western and northwestern fur trade /
United States. Congress. Senate.; Stansbury, M. H.; Hudson's Bay Company.; Abert, John James, 1788-1863.; United States. Topographical Bureau.; Hood, Washington.