Note 3 — THE CLIFF RUINS
Reading edition
U.S. Geog. Surveys West of the 100th Meridian, Lieutenant George M. Wheeler in charge; reports, vol. VII, Archæology; Washington, 1879, pp. 372-373, pl. xx.
Reading edition
U.S. Geog. Surveys West of the 100th Meridian, Lieutenant George M. Wheeler in charge; reports, vol. VII, Archæology; Washington, 1879, pp. 372-373, pl. xx.