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Author
- Geological Survey (U.S.)11
- United States. Central Intelligence Agency11
- Petroleum Economist Ltd5
- Haught, Oscar L.4
- F. E. Gallup Map Co., cartographer3
- Clason Map Co.2
- Geological Survey of Canada2
- Abernathy, G. E. (George Elmer), 1888-1
- Anderson, Sidney B.1
- Arkansas Geological Survey1
- Ball, N. L.1
- Beards, R. J.1
- Blunt, N. Bowditch (Nathaniel Bowditch)1
- Born, Kendall E. (Kendall Eugene), 1908-1
- Burroughs, Dolores1
- California. Division of Mines and Geology1
- California. Division of Oil and Gas, issuing body1
- Cardwell, Dudley H.1
- Cardwell, Dudley H., cartographer1
- Chishitsu Chōsajo (Japan)1
