Nogales area

Grover, N.C., Follansbee, Robert, Jacob, C.C., Purton, A.B., and Ellsworth, C.E., 1922, Surface water supply of the United States, 1918, Part IX. Colorado River Basin: U.S. Geological Survey Water-Supply Paper 479, 189 p.

Arizona Geothermal Commercialization Team, 1980, Geothermal development plan: Cochise and Santa Cruz Counties: Arizona Bureau of Geology and Mineral Technology Open-File Report 80-09, 40 p.

Davidson, E.S., 1973, Geohydrology and water resources of the Tucson Basin, Arizona: U.S. Geological Survey Water-Supply Paper 1939-E, p. E1-E81, 7 sheets, scale 1:62,500 and 1:500,000.

Conley, J.N., and Koester, E.A., 1974, Well location map, Pima and Santa Cruz Co., Arizona: Arizona Oil and Gas Conservation Commission, County Well Location Map 7, 1 sheet, scale 1:500,000 [superseded by Conley, J.N., Koester, E.A., and Rauzi, S.L., 1995, Arizona Geological Survey Oil and Gas Publication OG-9].

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.

Andreasen, G.E., Mitchell, C.M., and Tyson, N.S., 1965, Aeromagnetic map of Tombstone and vicinity, Cochise and Santa Cruz Counties, Arizona: U.S. Geological Survey Open-File Report (Geophysical Investigations Preliminary Map), 1 sheet, scale 1:125,000.

Anderson, T.W., 1972, Electrical-analog analysis of the hydrologic system, Tucson Basin, southeastern Arizona: U.S. Geological Survey Water-Supply Paper 1939-C, p. C1-C34, 6 sheets, scales 1:125,000 and 1:500,000.

Agenbroad, L.D., 1984, Recent valley deposits in southern Arizona, in Smiley, T.L., Nations, J.D., Pewe, T.L., and Schafer, J.P., eds., Landscapes of Arizona - The geological story: Lanham, Md., University Press of America, p. 253-268.