- A Canyon Voyage: Narrative of the Second Powell Expedition Down the Gree-Colorado River from Wyoming, and the Explorations on Land, in the Years 1871 and 1872
- The romance of the Colorado River: The story of its discovery in 1540, with an account of the later explorations, and with special reference to the voyages ... the great canyons (Classics of the Old W
- George Armstrong Custer
- Breaking the Wilderness: The Story of the Conquest of the Far West, From the Wanderings of Cabeza De Vaca, to the First Descent of the Colorado by Powell, and the Completion of the Union Pacific Railw
- North Americans of Yesterday: A Comparative Study of North American Indian Life, Customs and Products on the Theory of the Ethnic Unity of Race