Author: | Hopkins, G. R. |
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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 |