Fires in Lake Superior iron mines

Author:	Higgins, Edwin.
Year:	1913
Issuing Agency:	G.P.O.,
SUDOC:	I 28.7:59
Series:	Technical paper / Department of the Interior, Bureau of Mines ;
Report Number:	59
Subjects:	Mine fires
	Iron mines and mining--Superior, Lake
Links:	https://hdl.handle.net/2027/mdp.39015077561051
	https://hdl.handle.net/2027/mdp.39015071228913