Milling methods in the tri-state zinc district

Author:	Coghill, Will H.
Additional Authors:	Anderson, Carl Otto,
Year:	1922
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:2314
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	2314
Subjects:	Zinc
	Zinc mines and mining
	Zinc--Metallurgy
	Ore-dressing
Link:	https://hdl.handle.net/2027/mdp.39015086556084