U.S. Geographical Surveys Volume 1. Geogrl. Report. West of the 100th Meridian. Seasons of 1869,-71,-72,-73,-74,-75,-76,-77,-78. 1st. Lieut. Geo. M. Wheller, Corps of Engineers, U.S. Army in Charge. Sketch Indicating a Distribution of the Territorial D1879"By order of the Honorable the Secretary of War. Under the direction of Brig. Gen. A. A. Humphreys, Chief of Engineers, U.S. Army.cartographic