Minerals used in welding

Author:	Ralston, Oliver C.
Additional Authors:	Von Bernewitz, M.W.
Year:	1940
Document Type:	USBI
Issuing Agency:	U.S. Dept of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7121
Series:	Information Circular / Bureau of Mines ;
Report Number:	7121
Subjects:	Welding
	Welding industry
Link:	https://hdl.handle.net/2027/mdp.39015078534230