Author: | Gayle, John B. |
---|---|
Additional Authors: | Eddy, William H., |
Year: | 1955 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:5176 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 5176 |
Subject: | Coking coals |
Link: | https://hdl.handle.net/2027/mdp.39015078540450 |