Milling methods at the Concentrator of the Walker Mining Co., Walkermine, Calif.

Author:	McKenzie, M. R.
Additional Authors:	Lancaster, Hugh Kenneth.
Year:	1932
Document Type:	MAIN
Issuing Agency:	U.S. Dept. of Commerce, Bureau of Mines,
SUDOC:	C 22.11:6555
Series:	Information circular / Bureau of Mines ;
Report Number:	6555
Subjects:	Silver ores--California
	Gold ores--California
Link:	https://hdl.handle.net/2027/mdp.39015095085497