Page View
Bureau of Mines / Minerals yearbook area reports: domestic 1986
Year 1986, Volume 2 (1986)
Hill, James J.
Michigan, pp. 241-254
Page 241
![[page image]](http://images.library.wisc.edu/EcoNatRes/EFacs/0008/0002/L/0249.gif)
As a work of the United States government, this material is in the public domain.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright




