Sideboard device for improved face ventilation in coal mines

Author:	Divers, Edward F.
Additional Authors:	Kissell, Fred N., LaScola, John C.
Year:	1979
Document Type:	TPRM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines ;
SUDOC:	I 28.26/6:108
Series:	Technical progress report ;
Report Number:	108
Subjects:	Mine ventilation
	Coal mines and mining--Dust control
	Coal-mining machinery
Link:	https://hdl.handle.net/2027/mdp.39015077582917