Aeromagnetic map of the Mammoth quadrangle, Pinal and Pima Counties, Arizona
Dempsey, W.J., and Hill, M.E., 1963, Aeromagnetic map of the Mammoth quadrangle, Pinal and Pima Counties, Arizona: U.S. Geological Survey Geophysical Investigations Map GP-419, 1 sheet, scale 1:62,500.