Author: | Eve, A. S. |
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Additional Authors: | Keys, D. A. |
Year: | 1927 |
Document Type: | USBM |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines : |
SUDOC: | C 22.5:420 |
Series: | Technical paper / United States Department of Commerce, Bureau of Mines ; |
Report Number: | 420 |
Subject: | Prospecting |
Links: | https://hdl.handle.net/2027/mdp.39015078543140 |
https://hdl.handle.net/2027/mdp.39015086470906 |