The Online Books Page

Online Books by

T. Ray Cummings

Books from the extended shelves:

• Cummings, T. Ray: Estimates of dissolved and suspended substance yield of stream basins in Michigan / (Lansing, Mich. : U.S. Dept. of the Interior, Geological Survey ; Denver, Colo. : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey, 1984), also by Geological Survey (U.S.) (page images at HathiTrust)
• Cummings, T. Ray: Ground-water contamination at Wurtsmith Air Force Base, Michigan / (Lansing, Mich. : U.S. Geological Survey ; Denver, Colo. : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey, [distributor], 1983), also by J. R. Stark, F. R. Twenter, United States Air Force, and Geological Survey (U.S.) (page images at HathiTrust)
• Cummings, T. Ray: Ground-water contamination in East Bay Township, Michigan / (Lansing, Mich. : U.S. Dept. of the Interior, Geological Survey ; Denver, Colo. : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey [distributor], 1985), also by F. R. Twenter, N. G. Grannemann, Geological Survey (U.S.), and United States Coast Guard (page images at HathiTrust)
• Cummings, T. Ray: Hydrology and land use in Grand Traverse County, Michigan / (Lansing, Mich. : Dept. of the Interior, U.S. Geological Survey ; Denver, Colo. Books and Open-File Reports Section [distributor], 1990), also by N. G. Grannemann, J. L. Gillespie, Geological Survey (U.S.), Michigan. Geological Survey Division, and Grand Traverse County (Mich.) (page images at HathiTrust)
• Cummings, T. Ray: Quality of ground water in Monitor and Williams townships, Bay County, Michigan / (Lansing, Mich. : U.S. Dept. of Interior, U.S. Geological Survey ; Denver, Colo. : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey [distributor], 1985), also by F. R. Twenter, Michigan. Geological Survey Division, Geological Survey (U.S.), and Bay County (Mich.) (page images at HathiTrust)

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