Author: | Ilsley, L. C. |
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Year: | 1930 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.11:6310 |
Series: | Information circular / U.S. Bureau of Mines ; |
Report Number: | 6310 |
Subjects: | Mines and mineral resources--Bibliography--Periodicals |
Mineral industries--Periodicals--Bibliography | |
Electricity in mining--Periodicals--Bibliography | |
Coal mines and mining--Safety measures--Periodicals--Bibliography | |
Link: | https://hdl.handle.net/2027/mdp.39015077576083 |