Author
Gannett, Henry, 1846-1914
1 results
Gannett, Samuel S. (Samuel Stinson), 1861-1939
1 results
Geological Survey (U.S.)
1 results
Hyde, G. E.
1 results
McCormick, James
1 results
Shumaker, Robert C.
1 results
Thompson, James B., 1921-
1 results
Vermont Geological Survey
Wilson, Herbert M. (Herbert Michael), 1860-1920
1 results