Progress reports - metallurgical division.

Author:	Leaver, Edmund Spriggs,
Additional Authors:	Towne, A. P., Woolf, J. A.
Year:	1940
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:3515
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	3515
Subjects:	Silver ores--Metallurgy
	Gold ores--Metallurgy
Link:	https://hdl.handle.net/2027/mdp.39015078518068