Author: | Ralston, Oliver C. |
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Year: | 1927 |
Document Type: | N/A |
SUDOC: | C 22.3:260 |
Series: | United States Bureau of Mines Reports |
Report Number: | Bulletin 260 |
Subject: | Copper -- Metallurgy. |
Link: | https://digital.library.unt.edu/ark:/67531/metadc38767/ |