Mineral economic series.

Author:	Ridgway, Robert H.
Additional Authors:	Trought, M. E., Davis, H. W.
Year:	1937
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:3366
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	3366
Subjects:	Scrap metals--United States
	Cast-iron--United States
	Iron industry and trade--United States
Link:	https://hdl.handle.net/2027/mdp.39015078518506