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1
Contributions to economic geology, 1905, [by] S.F. Emmons, E.C. Eckel, geologists in charge. [U.S. Geological Survey Bulletin No. 285. Series A, Economic Geology, 73.]
Published 1906Online Access
Government Document Electronic eBook -
2
Underground Waters of Eastern United States. Myron L. Fuller, Geologist in Charge. [U.S. Geological Survey Water Supply and Irrigation Paper No. 114. Series O, Underground Waters,...
Published 1904Online Access
Government Document Electronic eBook