Author: | Hezzelwood, George W. |
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Year: | 1930 |
Document Type: | MAIN |
Issuing Agency: | U.S. Dept of Commerce, Bureau of Mines, |
SUDOC: | C 22.11:6327 |
Series: | Information Circular ; |
Report Number: | 6327 |
Subject: | Mining engineering--Nevada |
Link: | https://hdl.handle.net/2027/mdp.39015095084417 |