Ray, R.G., 1952, Photogeologic map, Setsiltso Springs-4 [Rooster Rock 7.5 min quadrangle], Navajo Indian Reservation, Apache County, Arizona, San Juan County, Utah: U.S. Geological Survey, U.S. Atomic Energy Commission, Trace Elements Memorandum Report TEM-404, 1 sheet, scale 1:24,000.