Author: | Crentz, W. L. |
---|---|
Additional Authors: | Fraser, Thomas, |
Year: | 1947 |
Document Type: | USBM |
Issuing Agency: | U.S. G.P.O., Bureau of Mines, |
SUDOC: | I 28.7:701 |
Series: | Technical paper / Bureau of Mines ; |
Report Number: | 701 |
Subjects: | Coal--Analysis |
Coal--Maryland | |
Links: | https://hdl.handle.net/2027/mdp.39015078486167 |
https://hdl.handle.net/2027/mdp.39015086471003 |