- E.T. Morten1
- Geological Survey of Alabama1
- Geological Survey of Japan1
- Huntington National Oil Company1
- J.H. Colton1
- Kentucky Geological Survey1
- Kentucky Geological Survey, Williams & Heintz Co.)1
- Kentucky Geological Survey,Williams-Webb Co.1
- Ontario, Dept. of Energy and Resources Management, Petroleum Resources Section1
- Pacific Petroleum Company of Arizona1
- Petroleum Economist Ltd1
- R. M. Metcalfe Co., map publishers1
- R.F. Morton1
- Second Geological Survey of Pennsylvania1
- Sidney Schafer & Associates1
- Sonoma County Land Title Co.?1
- Standard Blue Print & Map Co.1
- State of California, Dept. of Natural Resources, Division of Mines1
- State of Illinois, Dept. of Registration and Education, Illinois State Geological Survey1
- State of Kansas, State Board of Regents, University of Kansas, State Geological Survey1
GeoBlacklight version 4.1.0
