The use of treated mine ties and timbers in Illinois and Indiana coal mines

Author:	Herbert, Charles Arthur,
Year:	1934
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:6797
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	6797
Subjects:	Wood--Preservation--Indiana
	Wood--Preservation--Illinois
Link:	https://hdl.handle.net/2027/mdp.39015077569179