Copper mining in Ontonagon County
By: by Tauno Kilpela.
Publisher: s.n.]
Published: 1996
Place of publication: [United States
Language: eng
Number of pages: 17
Subjects: Copper mines and mining -- Michigan -- Ontonagon County -- History.
Notes: Includes bibliographical references (p. 17).
"A chronicle of operations on the principle ore bodies of the Ontonagon Mining District"--cover.