Author: | Turner, Scott, |
---|---|
Year: | 1930 |
Document Type: | MAIN |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.11:6373 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 6373 |
Subjects: | Mines and mineral resources--United States |
Mining engineering | |
Link: | https://hdl.handle.net/2027/mdp.39015095084748 |