Subsidence Potential Areas Of Concern Iron River District, 1966-1978
Collection Scope and Content Summary
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
- 1966-1978
Access
Available for use in the Michigan Technological University Archives and Copper Country Historical Collections.
Extent
From the Collection: 8.35 Cubic Feet (9 manuscript boxes)
Language of Materials
From the Collection: English
Repository Details
Part of the Michigan Technological University Archives and Copper Country Historical Collections Repository