First annual review of the copper mining industry of Lake Superior.
Subtitle: Containing a carefully and concisely written account of early explorations and discoveries in the Lake Superior copper region.
Contributors: Hornstein, Albert, joint author.
Publisher: The Mining journal co., limited
Published: 1899
Place of publication: Marquette, Mich
Language: eng
Number of pages: 189
Subjects: Copper mines and mining -- Superior, Lake.
Notes: By J. Russell and A. Hornstein.