Early Man Projectile Points in the Southwest

North American Stone Implements

The Indians of the Painted Desert Region: Hopis, Navahoes, Wallapais, Havasupais

Stone Art Thirteenth Annual Report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution, 1891-1892, Government Printing Office, Washington, 1896, pages 47-178.

The Indians of Carlsbad Caverns National Park

Fire-making Apparatus in the U. S. National Museum

The dread Apache: That early-day scourge of the Southwest