Author: | Swanson, E. B. |
---|---|
Year: | 1929 |
Document Type: | MAIN |
SUDOC: | C 22.11:6187 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 6187 |
Subject: | Petroleum industry and trade--United States |
Link: | https://hdl.handle.net/2027/mdp.39015095078807 |