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Maps showing fluoride content and salinity of ground water in the Willcox Basin, Graham and Cochise Counties, Arizona
Published: U.S. Geological Survey, 1966Description: 3 maps on 2 sheets : color ; sheets 97 x 87 cm and 60 x 86 cm, folded in envelope 30 x 24 cm + text (6 pages ; 27 cm).Map