Aeromagnetic map of parts of the Willcox and Luzena quadrangles, Cochise County, Arizona
Dempsey, W.J., and Hill, M.E., 1963, Aeromagnetic map of parts of the Willcox and Luzena quadrangles, Cochise County, Arizona: U.S. Geological Survey Geophysical Investigations Map GP-0418, 1 sheet, scale 1:62,500.