Fires in Lake Superior iron mines
By: by Edwin Higgins.
Series: Technical paper / Department of the Interior, Bureau of Mines ;; 59; Technical paper (United States.  Bureau of Mines) ;; 59.
Publisher: G.P.O.
Published: 1913
Place of publication: Washington
Language: eng
Number of pages: 34
Subjects: Iron mines and mining -- Superior, Lake.; Mine fires.
Notes: Cover title.