This map was drawn by Lieutenant Joseph Dixon, United States Topographical Engineers, under the direction of Captain G. Thom. It shows the routes traveled by the Command of Maj. E. Steen, U.S. War Department, in 1860 during campaign against Snake Indians. This survey map is a significant early depiction of of Eastern Oregon, bounded by three rivers, the Willamette, Columbia and Snake Rivers. This map is said to have its origin in Steen's Topographical Memoir of the Command Against the Snake Indians, under Major E. Steen, United States Dragoons, in the Summer of 1860, and is created from his surveys and observations of the Snake River Expedition.
In the year 1860, Major Enoch Steen, commander of the U.S. Dragoons, was sent on a mission in the
In the year 1860, Major Enoch Steen, commander of the U.S. Dragoons, was sent on a mission in the