Progress reports :metallurgical division.

Author:	Koster, J.
Additional Authors:	Royer, M. B.
Year:	1940
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:3491
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	3491
Subjects:	Antimony
	Gold ores--Metallurgy
Links:	https://hdl.handle.net/2027/mdp.39015086546895
	no.3481-3500 1939-1940