The author presents an account of the "accomplishments of the 9th and 10th regiments of Negro U.S. Cavalry. He recounts their almost constant clashes with Indians, Mexican bandits and revolutionaries, criminals and frontier riffraff ... from the end of the Civil War to the early 1890's."

The early years -- The tenth moves onto the plains -- An army of occupation -- The ninth in Texas -- The Red River war -- The tenth in west Texas -- Apaches, civil broils, and Utes -- The Victorio war -- The final years.