Author: | Kraemer, A. J. |
---|---|
Year: | 1950 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:4655 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 4655 |
Subject: | Oil-shales--Brazil |
Links: | https://hdl.handle.net/2027/mdp.39015078487074 |
no.4655-4670 1950 |