Keywords: Report of a geological survey of Wisconsin, Iowa, and Minnesota (Page 425) BHL45095509.jpg Report of a geological survey of Wisconsin Iowa and Minnesota and incidentally of a portion of Nebraska Territory made under instructions from the United States Treasury Department / 45095509 159846 83979 Page 425 Table of Contents http //www biodiversitylibrary org/page/45095509 10 5962/bhl title 83979 Leidy Joseph; Norwood Joseph Granville ; Owen David Dale; Parry Charles Christopher ; Pratten Henry ; Shumard B F ; United States ; United States ; Whittlesey Charles Not in copyright The BHL knows of no copyright restrictions on this item <br> Biodiversity Heritage Library Check categories 2015 November 1 PD-old-70-1923 Report of a geological survey of Wisconsin Iowa and Minnesota Images uploaded by Fæ Files from the Biodiversity Heritage Library |