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Bureau of Mines / Minerals yearbook 1989
(1989)
Harrison, Donald K.; Ratte, Charles A.
Vermont, pp. 487-[492]
Page 487
![[page image]](http://images.library.wisc.edu/EcoNatRes/0005/0002/M/0497.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




