Subject: Copper mines and mining / Year: 1859 - Yale University Library GeoBlacklight Search Results

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

1859. 2018-12-18T22:11:12Z. 2023-10-25T16:42:45Z. publisher not identified. English. cartographic image. Public. Michigan, Keweenaw County, and Keweenaw County (Mich.).

3. Lands of the St. Mary's Canal Mineral Land Co. shaded red

1859. 2018-12-18T21:48:20Z. 2023-10-25T16:46:09Z. publisher not identified. English. cartographic image. Public. Michigan, Ontonagon County, and Ontonagon County (Mich.).

4. Map of a portion of Point Keweenaw, L.S. : showing the lands &c. of the Pennsylvania & Delaware Mining Co's.

1859. 2018-12-19T19:36:00Z. 2023-10-25T16:45:39Z. publisher not identified,N. Friend Lith. English. cartographic image. Public. Michigan, Keweenaw County, Keweenaw County (Mich.), and Keweenaw County.