| Author: | Hopkins, G. R. |
|---|---|
| Year: | 1926 |
| Document Type: | USBI |
| SUDOC: | C 22.11:6011 |
| Series: | Information circular / United States Department of Commerce, Bureau of Mines ; |
| Report Number: | 6011 |
| Subjects: | Petroleum--Panama Canal |
| Oil industry | |
| Links: | https://hdl.handle.net/2027/mdp.39015078504290 |
| https://hdl.handle.net/2027/mdp.39015078516609 |