Table II B. Fossils of the shell-beds (F. III., A) and overlying lead-bearing beds (F. III., B) of the upper Magnesian limestone of Wisconsin, Iowa, and Minnesota. Medal ruled on steel from original specimens. (on opposite page view) J. M. Butler. (to accompany) Illustrations to the Geological Report of Wisconsin, Iowa, and Minnesota. (with) Report of a Geological Survey of Wisconsin, Iowa and Minnesota ... 1852: Report of a Geological Survey of Wisconsin, Iowa and Minnesota; and incidentally of a Portion of Nebraska Territory ... by David Dale Owen, United States Geologist. Philadelphia: Lippincott, Grambo & Co. 1852. (with) Illustrations to the Geological Report of Wisconsin, Iowa, and Minnesota ... 1852

Owen, David Dale ; Evans, John ; Norwood, J.G ; Smith, J. Chappell ; Owen, Richard ; Dougal, W.H ; Butler, J.M ; Ackerman Lith ; Whittlesey, Col. Chas ; Smith, W

Lippincott, Grambo & Co 1852

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