Page View
Kiessling, O. E. / Minerals yearbook 1935
Year 1934 (1935)
Ridgway, Robert H.
Manganese and manganiferous ores, pp. 465-484
Page 465
![[page image]](http://images.library.wisc.edu/EcoNatRes/EFacs/0058/0001/XL/0479.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



