Author
United States. Bureau of Land Management
Geological Survey (U.S.)
5
Geological Survey (U.S.),
4
United States. Environmental Protection Agency
2
Daddow, Pamela B.
1
Hoxie, Dwight T.
1
Hoxie, Dwight T.,
1
Lenfest, L. W.
1
Lenfest, L. W.,
1
Lindner-Lunsford, Juli B.
1
Lindner-Lunsford, Juli B.,
1
Lowry, Marlin E., 1930-2015
1
Lowry, Marlin E., 1930-2015,
1
Rankl, James G.
1
Rankl, James G.,
1
Ringen, Bruce H.
1
Wilson, James F. 1933-2019
1
Wilson, James F. 1933-2019,
1