Heikes, V.C., 1913, Arizona, in Precious and semiprecious metals in the western states in 1912 (mine production), in Mineral resources of the United States, calendar year 1912, Part I - Metals: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 536-568.
Kofa Mts.
Placename Counties
LP YU
Placename Label
Kofa Mts.
Arizona, in Precious and semiprecious metals in the western states in 1912 (mine production), in Mineral resources of the United States, calendar year 1912, Part I - Metals
Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1911, Part I - Metals
Heikes, V.C., 1912, Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1911, Part I - Metals: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 420-462.
Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1910, Part I - Metals
Heikes, V.C., 1911, Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1910, Part I - Metals: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 320-347.
Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1909, Part I - Metals
Heikes, V.C., 1910, Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1909, Part I - Metals: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 232-259.
Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1908, Part I - Metallic products
Heikes, V.C., 1909, Arizona, in Gold, silver, copper, lead, and zinc in the western states (mine production), in Mineral resources of the United States, calendar year 1908, Part I - Metallic products: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 286-313.
Arizona, in Gold, silver, copper, lead, and zinc in western states (mine production), in Mineral resources of the United States, calendar year 1907, Part I - Metallic products
Heikes, V.C., 1908, Arizona, in Gold, silver, copper, lead, and zinc in western states (mine production), in Mineral resources of the United States, calendar year 1907, Part I - Metallic products: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 150-187.
Arizona, in Lindgren, W., and others, Gold and Silver, in Mineral Resources of the United States, calendar year 1906
Heikes, V.C., 1907, Arizona, in Lindgren, W., and others, Gold and Silver, in Mineral Resources of the United States, calendar year 1906: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 147-177.
Arizona, in Lindgren, W., and others, Gold and Silver, in Mineral Resources of the United States, calendar year 1905
Heikes, V.C., 1906, Arizona, in Lindgren, W., and others, Gold and Silver, in Mineral Resources of the United States, calendar year 1905: U.S. Geological Survey (Washington, D.C., Government Printing Office), p. 134-162.
Arizona lode gold mines and gold mining
Wilson, E.D., Cunningham, J.B., and Butler, G.M., 1934, Arizona lode gold mines and gold mining: Arizona Bureau of Mines Bulletin no. 137, 261 p.
Geologic map of Yuma County, Arizona
Wilson, E.D., 1960, Geologic map of Yuma County, Arizona: Arizona Bureau of Mines, 1 sheet, scale 1:375,000 [includes La Paz County; now available as Arizona Geological Survey Map M-3-11].
