| Year: | 1953 |
|---|---|
| Document Type: | BMRA |
| Issuing Agency: | U. S. Dept. of Interior, Bureau of Mines, |
| Series: | Report of investigations (Bureau of Mines) ; |
| Report Number: | 4942 |
| Subjects: | Oil-shales |
| Coal liquefication | |
| Liquid fuels | |
| Link: | https://hdl.handle.net/2027/mdp.39015078492827 |