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• 197 Ecology and Natural Resources

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• 84 Landscapes
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• 49 Glacial landforms
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• 148 Thwaites, F. T. (Fredrik Turville), 1883-1961
• 12 Edwards, E. C.
• 9 Eberhardt
• 9 Hotchkiss, William Otis, 1878-1954
• 5 Aldrich, Henry Ray, 1891-
• 4 Gansen, E. F.
• 4 Hansell, J. M.
• 3 Bean, W. C.
• 3 Steidtmann, Edward, 1881-1948
• 1 Bean, E. F. (Ernest F.), 1882-

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• 197 English

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• 79 Oconto County (Wis.)
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• 12 WI04T11NR06ES24
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