The Powder River - Rivers West, Bk 4 Author:Winfred Blevins This is the story of the journey of the Cheyenne back to their native land. With the U.S. Army in close pursuit, the Cheyenne reservation in the Southwest and head north across the plains to the freedom of the Powder River. But along the way, death is commonplace, and the tension between the Indians and the whites escalates.