Author
Geological Survey (U.S.)
13
Geological Survey (U.S.),
3
New Jersey Geological Survey
3
Sims, P. K. 1918-2011
3
Drake, Avery Ala, 1927-
2
Houston, Robert S. 1923-
2
Morey, G. B.
2
Peterman, Zell E.
2
Tysdal, Russell G.
2
Volkert, Richard A.
2
Arizona Geological Society
1
Barovich, Karin M.,
1
Bayley, William Shirley, 1861-1943
1
Bryant, Bruce, 1930-
1
Caddey, Stanton W.,
1
Carter, Lorna M.
1
Chandler, Val W.
1
Chao, E. C. T.
1
Clements, J. Morgan 1869-
1
Cressman, Earle Rupert, 1923-
1
Day, Warren C.
1
Evans, James George, 1938-
1
Geological Society of America
1
Gill, J. E. 1901-
1
Greene, Robert C.,
1
Holst, Timothy B.
1
Karlstrom, Karl E.
1
Khalifa, Mohamed Abdel Ghany,
1
MacLean, John S.
1
Marlatt, Gordon
1
Montana Bureau of Mines and Geology
1
Montana College of Mineral Science and Technology
1
Nealey, L. David
1
O'Neill, J. Michael
1
Ojakangas, Richard W.,
1
Puffer, John H.
1
Roberts, Sheila M.
1
Schulz, K. J.
1
Sears, James W.,
1
Smyth, Henry Lloyd, 1862-1944
1
Southwick, D. L. 1936-
1
SpringerLink (Online service)
1
Tollo, Richard P.
1
Tysdal, Russell G.,
1
Volkert, Richard A.,
1
Wooden, Joseph L.
1