I have 2 books for the pile:
-Indian, Soldier and Settler, by Robert M. Utley. Many period photographs and illustrations.
-War-Path and Bivouac, the Big Horn and Yellowstone expedition, by John F. Finerty. University of Nebraska Press 1970. Original publication in 1955.
In addition I have a few Harpers Weekly illustrations of the Spanish American War, Naval scenes, the capture of Guam, an ariel view of Camp Agar just out side of Washington DC.