Geological notes on oil structures

- publisher: San Francisco, Hall-Gutstadt Company
- creator: Hill, Edward A. (Edward Allison), b. 1874
- Keyword: Petroleum United States.
- years: 1922.
- pages: 85 p. incl. plates, diagrs.
- language: eng
- lccn: s
- class: TN872.A5
- notes: The frontispiece, plates and diagrams are mounted.
- download: pdf file