Tobin Mine, Crystal Falls, Menominee iron range, Iron Co., Michigan, USA - Photo Gallery
Tobin MineTobin Mine, Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
Map of the seventh level of the Tobin Mine. Source: "Geology and Magnetic Data for Southern Crystal Falls Area, Michigan", p. 23, F. J. Pettijohn, Geological Survey Division of the Department of Natural Resouces, State of Michigan, Lansing, 1972. Used with permission.
Photo ID: 128786 Uploaded by: David M. Maietta View Count: 348 Approval status: Public galleries Type: Photo - 540 x 440 pixels (0.2 Mpix)
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