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Author
- Geological Survey (U.S.)7
- Petroleum Economist Ltd7
- Oilfield Publications Limited5
- Cohee, George Vincent, 1907-3
- Agnew, Allen F., 1918-20122
- Cardwell, Dudley H., cartographer2
- Geological Survey (U.S.). Geologic Division2
- Haught, Oscar L.2
- Munn, M. J. (Malcolm John), 1874-19492
- Shaw, E. W. (Eugene Wesley), 1881-19352
- United States. Central Intelligence Agency2
- Abernathy, G. E. (George Elmer), 1888-1
- Anderson, Christopher P.1
- Arkansas Geological Survey1
- Ball, N. L.1
- California. Division of Mines and Geology1
- Canada. Bureau of Geology and Topography1
- Cardwell, Dudley H.1
- De Witt, Wallace, Jr., 1920-20121
- Dixon, G. H. (George Harvey), 1925-1
