Author
Geological Survey (U.S.),
6
Geological Survey (U.S.)
5
Wallace, C. A. 1942-
4
Harrison, Jack Edward, 1924-
3
Cressman, Earle Rupert, 1923-
2
Haley, J. Christopher,
2
Derkey, Pamela Dunlap
1
EROS Data Center
1
Griggs, Allan B.
1
Hall, Frank W.
1
Kelley, William N.
1
Kleinkopf, M. Dean 1926-2015
1
Kleinkopf, M. Dean 1926-2015,
1
Lidke, David J.
1
Lidke, David J.,
1
McClernan, Henry G.
1
Pearson, Robert C.
1
Perry, William J.
1
Perry, William J.,
1
Rodriguez, Brian D.,
1
Sampson, Jay A.,
1
Simms, Frederick Eugene, 1937-
1
Wells, John D.
1