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LIST OF ILLUSTRATIONS
List of wells and test holes from which sample studies
7 other sections not shown
aquifer Assistant 1962 average depth Beadle County Bennett County biennium Big Sioux River Black Hills Bon Homme County Bruno Petsch Buffalo Field Campbell County Clay County Clerk-Typist CM CM Continuing cooperation county studies Dakota Geological Survey Dakota State Geological Date deposits Driller eastern South Dakota feet Field Assistant figs Fiscal Formation geologic information Geologic mapping Geologist Geology and Ground glacial Ground Water Ground Water Supply Ground-water study Ground-water supply Harding County Harksen Highway holes were drilled industrial minerals Investigations July June Location mineral and water mineral resources Mines Minnelusa NENE Oil and Gas oil tests Party Chief personnel Precambrian present production in South publication published Quadrangle Red River Research Geologist Sanborn County sand and gravel short tons South Dakota Geological Special Report square miles Statewide Steece Survey's test holes Topographic Mapping Total Number United States Geological USGS Water Resources water samples Wessington Springs