Asbestos mines. :
Mines d'amiante.
Description
Viewability
| Item Link | Original Source |
|---|---|
| Limited (search only) 1970 | University of Minnesota |
| Limited (search only) 1971 | University of Minnesota |
| Limited (search only) 1972 | University of Minnesota |
| Limited (search only) 1973 | University of Minnesota |
| Limited (search only) 1974 | University of Minnesota |
| Limited (search only) 1975 | University of Minnesota |
| Limited (search only) 1976 | University of Minnesota |
| Limited (search only) 1976-1977 | University of Michigan |
| Limited (search only) 1977 | University of Minnesota |