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Author/Creator
- Geological Survey (U.S.)8
- United States. Central Intelligence Agency6
- Petroleum Economist Ltd4
- Richardson, G. B. (George Burr), 1872-19494
- Pusey, Lewis B.3
- United States. Energy Information Administration3
- Institut kompleksnykh transportnykh problem (Soviet Union)2
- Ohio. Division of Geological Survey2
- Petroleum Publishing Co2
- Alabama. State Oil and Gas Board of Alabama1
- Arkansas Geological Survey1
- Arkansas. State Highway Commission1
- Baltz, D. H.1
- Beards, R. J.1
- Bieberman, Robert A. (Robert Arthur), 1923-1
- Burles, D. A.1
- Burroughs, Dolores1
- Caddo Oil and Refining Company of Louisiana, Inc1
- Cardwell, Dudley H.1
- Christiansen, Ann Coe1