Ashwill, W.R., 1955, Topaz claims, Oro Fino-Middle Camp district, Yuma County, Arizona: U.S. Atomic Energy Commission Preliminary Reconnaissance Report, File A-P-308, 1 p.
Ashwill, W.R.
U.S. Atomic Energy Commission Preliminary Reconnaissance Report, File A-P-308, 1 p.
Mineral District, Copper, Gold, Molybdenum, Tungsten, Uranium, Radiometric Survey,