Eckstein, W.H., 1953, Photogeologic map, Agathla Peak - 2 [Mystery Valley 7.5 min quadrangle], Navajo Indian Reservation, Navajo County, Arizona: U.S. Geological Survey, U.S. Atomic Energy Commission, Trace Elements Memorandum Report TEM-411, 1 sheet, scale 1:24,000.
