Economic

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Morris, M.M., 1971, Quantitative factors in mineral exploration: Tucson, University of Arizona, M.S. thesis.

Mallory, W.W., ed.-in-chief, 1972, Geologic atlas of the Rocky Mountain region: Denver, Rocky Mountain Association of Geologists, 331 p.

Maise, C.R., 1955, Geology of Bear Creek Canyon, Arizona - New Mexico: Salt Lake City, University of Utah, M.S. thesis, 75 p., 2 sheets, scale 1:21,000.

Leaming, G.F., 1971, The economic importance of mineral industry land use in Arizona: Fieldnotes [Arizona Bureau of Mines], v. 1, no. 3, p. 1-3.

Lauzon, H.R., 1934, Is there gold in the canyon?: Grand Canyon Nature Notes, v. 8, p. 233-234.

Lacy, J.C., 1977, Arizona land status and ownership determination: Arizona Department of Mineral Resources, 39 p.

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Kislingbury, G., 1916, Excert from report [on Swansea mine, La Paz County, Arizona]: unpublished report, 7 p. [available for inspection at Arizona Geological Survey, 416 W. Congress, Suite 100, Tucson, Ariz.].