Manganese investigations -metallurgical division.

Additional Authors:	Johnston, T. L., Calhoun, W. A., Shelton, S. M., Fine, M. M.
Year:	1942
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:3623
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	3623
Subjects:	Ore-dressing
	Manganese ores--Tennessee--Johnson County
Link:	https://hdl.handle.net/2027/mdp.39015078497693