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Box 4

 Container

Contains 22 Results:

Figure 55, geological section along the Black River

 File — Box: 4, Folder: 21
Scope and Contents From the Collection: Collection, 1971-2009, of slides, print photographs, and mounted images created and maintained by photographer, Dan Behnke. Includes images of mine sites, structures, and minerals; as well as research notes and publications associated with copper mining in Michigan and elsewhere. The scope of the collection predominantly documents mines in Houghton, Keweenaw, and Ontonagon Counties within the Upper Peninsula. Also included in the collection are a series of maps from the Geological Survey of...
Dates: 1971-2009

Figure 56, geological cross-section at Isle Royale

 File — Box: 4, Folder: 22
Scope and Contents From the Collection: Collection, 1971-2009, of slides, print photographs, and mounted images created and maintained by photographer, Dan Behnke. Includes images of mine sites, structures, and minerals; as well as research notes and publications associated with copper mining in Michigan and elsewhere. The scope of the collection predominantly documents mines in Houghton, Keweenaw, and Ontonagon Counties within the Upper Peninsula. Also included in the collection are a series of maps from the Geological Survey of...
Dates: 1971-2009