Milling methods and costs at a Flat River (Mo.) mill

Author:	Coghill, Will H.
Additional Authors:	O'Meara, R. G.
Year:	1932
Document Type:	USBI
Issuing Agency:	U.S. Dept. of Commerce, Bureau of Mines,
SUDOC:	C 22.11:6658
Series:	Information circular / Bureau of Mines ;
Report Number:	6658
Subjects:	Lead ore--Missouri
	Lead mines and mining--Missouri
	Flotation
Link:	https://hdl.handle.net/2027/mdp.39015077565045