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Anderson, C.A., 1943, Report on the Loma Prieta mine (copper and molybdenum), Copper Basin, Yavapai County, Arizona: U.S. Geological Survey Open-File Report [unnumbered], 6 p., 5 sheets [available for inspection at Arizona Geological Survey, 416 W. Congress, Suite 100, Tucson, Ariz.].

Almquist, C.L., 1988, Mineral investigation of a part of the Mount Nutt Wilderness Study Area (AZ-020-024), Mohave County Arizona: U.S. Bureau of Mines Mineral Land Assessment Open File Report MLA 35-88, 20 p., 1 sheet, scale 1:24,000.

Allen, M.A., and Butler, G.M., 1921, Fluorspar: Arizona Bureau of Mines Bulletin no. 114, 19 p.

Allen, M.A., 1922, Arizona gold placers: Arizona Bureau of Mines Bulletin no. 118, 24 p., 1 sheet.

Allen, G.B., and Hunt, W., 1988, The Tonopah-Belmont mine, Maricopa County, Arizona: Mineralogical Record, v. 19, p. 139-144, 207.

Allen, G.B., 1985, Economic geology of the Big Horn Mountains of west-central Arizona: Arizona Bureau of Geology and Mineral Technology Open-File Report 85-17, 140 p.

Allen, A.W., 1922, Ajo enterprise of the New Cornelia Copper Company [two parts]: Engineering and Mining Journal-Press, [Part 1] v. 113, no. 22, p. 952-956, [Part 2] v. 113, no. 23, p. 1003-1008.

Alexis, C.O., 1949, Geology of the northern part of the Huachuca Mountains, Arizona: Tucson, University of Arizona, Ph.D. dissertation, 74 p., 6 sheets, scale 1:31,680.

Alexis, C.O., 1939, Geology of the Lead Mountain area, Pima County, Arizona: Tucson, University of Arizona, M.S. thesis, 60 p.

Alenius, E.M.J., 1968, A brief history of the United Verde open pit, Jerome, Arizona: Arizona Bureau of Mines Bulletin 178, 34 p.