Wilson, E.D., Fansett, G.R., Johnson, C.H., Smith, M.C., Perkins, F.P., Vorhies, C.T., and Butler, G.M., 1937, Arizona gold placers and placering (Fourth edition, reprinted 1937): Arizona Bureau of Mines Bulletin no. 142, 148 p.
Wilson, E.D., Fansett, G.R., Johnson, C.H., Smith, M.C., Perkins, F.P., Vorhies, C.T., and Butler, G.M., 1937, Arizona gold placers and placering (Fourth edition, reprinted 1937): Arizona Bureau of Mines Bulletin no. 142, 148 p.
Mining, Gold, Placer, Locale, History, Production, Areal, Structure, Stratigraphy, Law,