Handbook of mining in the Lake Superior region
By: Prepared for the Lake Superior meeting of the American institute of mining and metallurgical engineers held in August, 1920. Section one, by Alexander N. Winchell ... Section two, by Engineers club of northern Minnesota, and Duluth engineers club.
Contributors: Winchell, Alexander Newton, 1874-1958.; Engineers' Club of Northern Minnesota.; Duluth Engineers' Club.
Publisher: Press of Byron & Learned company
Published: 1920
Place of publication: [Minneapolis
Language: eng
Number of pages: 260
Subjects: Mines and mineral resources -- Superior, Lake.; Iron mines and mining -- Superior, Lake.; Copper mines and mining -- Superior, Lake.