Milling methods and costs at the Black Hawk concentrator, Hanover, New Mexico

Author: Wright, Ira L.
Year: 1930
Document Type: MAIN
Issuing Agency: U.S. Dept. of Commerce, Bureau of Mines,
SUDOC: C 22.11:6359
Series: Information Circular ;
Report Number: 6359
Subject: Mineral industries--New Mexico
Link: https://hdl.handle.net/2027/mdp.39015095084656

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