Online Books by
F. R. Twenter
Books from the extended shelves:
Twenter, F. R.: Geology and hydrology for environmental planning in Marquette County, Michigan (U.S. Dept. of the Interior, Geological Survey, 1981), also by Geological Survey (U.S.). Water Resources Division and Michigan. Department of Natural Resources (page images at HathiTrust)
Twenter, F. R.: Ground-water contamination at Wurtsmith Air Force Base, Michigan (U.S. Geological Survey ;, 1983), also by J. R. Stark, T. Ray Cummings, United States Air Force, and Geological Survey (U.S.) (page images at HathiTrust)
Twenter, F. R.: Ground-water contamination in East Bay Township, Michigan (U.S. Dept. of the Interior, Geological Survey ;, 1985), also by N. G. Grannemann, T. Ray Cummings, Geological Survey (U.S.), and United States Coast Guard (page images at HathiTrust)
Twenter, F. R.: Quality of ground water in Monitor and Williams townships, Bay County, Michigan (U.S. Dept. of Interior, U.S. Geological Survey ;, 1985), also by T. Ray Cummings, Michigan. Geological Survey Division, Geological Survey (U.S.), and Bay County (Mich.) (page images at HathiTrust)
Twenter, F. R.: Water resources of Pictured Rocks National Lakeshore, Michigan (U.S. Geological Survey ;, 1985), also by A. H. Handy, Geological Survey (U.S.), and United States National Park Service (page images at HathiTrust)
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