Railroad Pass

Richter, D.H., and Sharp, W.N., 1984, Mineral resource potential of the Silver City 1o x 2o quadrangle, New Mexico - Arizona: Map F - Tin resource potential: U.S. Geological Survey Open-File Report 84-0629-F, 1 sheet, scale 1:250,000.

Richter, D.H., and Sharp, W.N., 1984, Mineral resource potential of the Silver City 1o x 2o quadrangle, New Mexico - Arizona: Map D - Zinc and lead resource potential: U.S. Geological Survey Open-File Report 84-0629-D, 1 sheet, scale 1:250,000.

Richter, D.H., Houser, B.B., Watts, K.C., Klein, D.P., Sharp, W.N., Drewes, H., Hedlund, D.C., Raines, G.L., and Hassemer, J.R., 1987, The Conterminous United States Mineral Assessment Program: Background information to accompany folio of geologic and mineral resource maps of the Silver City 1o x 2o quadrangle, New Mexico and Arizona: U.S. Geological Survey Circular 975, 22 p.

Richter, D.H., and Lawrence, V.A., 1983, Mineral deposit map of the Silver City 1o x 2o quadrangle, New Mexico and Arizona: U.S. Geological Survey Miscellaneous Investigations Series Map I-1310-B, 70 p., 1 sheet, scale 1:250,000.

Richmond, D.L., 1971, General soil map, Cochise County, Arizona: U.S. Department of Agriculture, Soil Conservation Service, 52 p., 1 sheet, scale 1:500,000.

Raines, G.L., 1984, Preliminary map showing limonitic areas in the Silver City 1o x 2o quadrangle, Arizona and New Mexico: U.S. Geological Survey Miscellaneous Field Studies Map MF-1183-Q, 1 sheet, scale 1:250,000.

O'Neill, A.J., and Thiede, D.S., 1982, National Uranium Resource Evaluation, Silver City quadrangle, New Mexico and Arizona: U.S. Department of Energy Report PGJ/F-131(82), 87 p., 14 microfiche, 18 sheets, scales 1:12,000, 1:24,000, 1:500,000.

Montgomery, E.L., and Harshbarger, J.W., 1989, Arizona hydrogeology and water supply, in Jenney, J.P., and Reynolds, S.J., eds., Geologic evolution of Arizona: Arizona Geological Society Digest 17, p. 827-840.

Machette, M.N., Personius, S.F., Menges, C.M., and Pearthree, P.A., 1986, Map showing Quaternary and Pliocene faults in the Silver City 1o x 2o quadrangle and the Douglas 1o x 2o quadrangle, southeastern Arizona and southwestern New Mexico: U.S. Geological Survey Miscellaneous Field Studies Map MF-1465-C, 20 p., 1 sheet, scale 1:250,000.

Kottlowski, F.E., 1953, Third day's road log; Silver City, New Mexico to Dos Cabezas, Arizona, in Kottlowski, F.E., ed., Guidebook of southwestern New Mexico: New Mexico Geological Society 4th Field Conference Guidebook, p. 83-105.