Author
United States. Bureau of Mines
Moebs, Noel N.
5 results
Sisler, James D. (James Donaldson), 1894-
4 results
Cervik, Joseph
3 results
Diamond, W. P. (William P.)
3 results
Iannacchione, Anthony T.
3 results
McCulloch, C. M. (Charles M.)
3 results
Pennsylvania. Bureau of Topographic and Geologic Survey
3 results
Sames, Gary P.
3 results
Ashley, Geo. H. (George Hall), 1866-1951
2 results
Bauer, Eric R.
2 results
Beard, Mark M.
2 results
Chekan, G. J. (Gregory J.)
2 results
Garcia, F. (Fred)
2 results
Geological Survey (U.S.)
2 results
Growitz, Douglas J.
2 results
Hawkins, Jay W.
2 results
Kertis, Carla A.
2 results
Kravits, S. J. (Stephen J.)
2 results
Puglio, D. G. (Donald G.)
2 results
Reed, Lloyd A.
2 results
Reese, John F.
2 results
Ulery, J. P. (James P.)
2 results
Adamek, Vladimir, 1925-
1 results
Aljoe, William W.
1 results
Ashmead, Dever Campbell, 1884-
1 results
Baker, E. C. (Eugene C.)
1 results
Bench, B. M.
1 results
Bench, Bernard M.
1 results
Brooks, Rovert P.
1 results
Cashdollar, Kenneth L.
1 results
Chaiken, Robert F.
1 results
Chase, Frank E.
1 results
Cheng, Lung
1 results
Conti, R. S. (Ronald S.)
1 results
Dalverny, Louis E.
1 results
Dehler, Andrew L.
1 results
Deurbrouck, A. W.
1 results
Elder, C. H. (Curtis H.)
1 results
Findlay, Charles
1 results
Finfinger, Gerald L.
1 results
Fraser, Thomas, 1893-
1 results
Gait, G. B. (George B.)
1 results
Galek, James A.
1 results
Goodman, Tobias W.
1 results
Hertzberg, Martin
1 results
Ingram, David K.
1 results
Irani, M. C.
1 results
Jeran, P. W.
1 results
Kreimeyer, Deborah F.
1 results
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