On copper mining in the Lake Superior district
By: by Edgar P. Rathbone
Contributors: Institution of Mechanical Engineers (Great Britain)
Publisher: Institution of Mechanical Engineers
Published: 1887
Place of publication: London]
Language: eng
Number of pages: 22
Notes: Caption title.

At head of title: [Subject to revision] ...

Also published in: Proceedings of the Institution of Mechanical Engineers, v. 38, 1887.