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Box 1

 Container

Contains 42 Results:

Manganese in Michigan, 1984-1987

 File — Box: 1, Folder: 41
Identifier: MTU-154.004
Collection Scope and Content Summary From the Collection:

Papers, 1888-2000, collected and produced by Dr. Allan M. Johnson during his career as student, professor, and research leader at Michigan Technological University in Houghton, Michigan. Includes research material, articles and photographs relating to different geological projects, scientific journals and papers. The majority of these pertain to minerals of the Upper Peninsula as well as the safety and environmental issues of local mines in the Upper Peninsula.

Dates: 1984-1987
Found in: Michigan Technological University Archives and Copper Country Historical Collections / MTU-154, Allan M. Johnson Papers / Manganese

Manganese - Lake Michigan, 1969

 File — Box: 1, Folder: 42
Identifier: MTU-154.004
Collection Scope and Content Summary From the Collection:

Papers, 1888-2000, collected and produced by Dr. Allan M. Johnson during his career as student, professor, and research leader at Michigan Technological University in Houghton, Michigan. Includes research material, articles and photographs relating to different geological projects, scientific journals and papers. The majority of these pertain to minerals of the Upper Peninsula as well as the safety and environmental issues of local mines in the Upper Peninsula.

Dates: 1969
Found in: Michigan Technological University Archives and Copper Country Historical Collections / MTU-154, Allan M. Johnson Papers / Manganese

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