e (Norman: University of Oklahoma Press, 0000), 000-000; Robert M. Utley, Frontiersmen in Blue: The United States Army and the Indian, 0000-0000 (Lincoln: University of Nebraska Press, 0000), 000-000; Bent to Hyde, March 00, 0000, Coe Collection; Bent to Hyde, March 0, 0000, Coe Collection; Bent to Hyde, 