Preliminary report of explorations in Nebraska and Dakota, in the years 1855-'56-'57 - United States. Army. Corps of Topographical Engineers; Warren, G. K. (Gouverneur Kemble), 1830-1882. (Washington, Govt. Print. Off., 1875)
"This report was originally printed in the appendixes to the Report of the Secretary of War, in the President's message and documents, Dec., 1858. The map was printed by resolution of the United States Senate."--Prefatory note.
Also available in digital form on the Internet Archive Web site.
Also available in digital form on the Internet Archive Web site.
Keywords: Nebraska -- Description and travel; Dakota Territory -- Description and travel; United States -- Discovery and exploration; Natural history -- Nebraska; Geology -- Nebraska