Subject: Copper mines and mining / Spatial Coverage: Keweenaw Peninsula (Mich.) - Yale University Library GeoBlacklight Search Results

Start Over Subject Copper mines and mining Spatial Coverage Keweenaw Peninsula (Mich.)

1. Copper lands of St. Mary's Canal Mineral Land Co. shaded red

1859. 2018-12-18T21:36:54Z. 2023-10-25T16:42:42Z. publisher not identified. English. cartographic image. Public. Michigan, Keweenaw Peninsula, and Keweenaw Peninsula (Mich.).

2. Geological map of Keweenaw Point, Lake Superior, Michigan

1849. 2013-11-22T15:27:04Z. 2013-11-22T15:31:01Z. Foster, J. W. (John Wells), 1815-1873. P.S. Duval's Steam Press. English. cartographic image. Public. Michigan, Keweenaw Peninsula, and Keweenaw Peninsula (Mich.).

3. Sectional map of the Michigan Copper Range from Keweenaw Point to Lake Gogebic, showing the course and boundaries of the copper-bearing formation : also the exact location of the producing mines and those in progress of development, up to date of April 1, 1899 / [cartographic material]

1899. 2018-12-20T18:42:34Z. 2019-02-20T15:27:45Z. Meads, A. P. (Alexander P.), cartographer. A.P. Meads. English. cartographic image. Public. Keweenaw Peninsula (Mich.), Michigan, Keweenaw Peninsula, and Keweenaw Peninsula.