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Owen, David Dale, 1807-1860 / Illustrations to the geological report of Wisconsin, Iowa, and Minnesota
(1852)
Randall, A.
Section on Black River from the granite at the falls to sandstone f. 1. a.
Based on date of publication, this material is presumed to be in the public domain.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright



