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
Owen, David Dale, 1807-1860
Leidy, Joseph, 1823-1891
Norwood, Joseph Granville. 1807-1895
Parry, C. C. (Charles Christopher), 1823-1890
Pratten, Henry.
Shumard, B. F. 1820-1869
Whittlesey, Charles, 1808-1886
United States. Department of the Treasury.
United States. General Land Office.
Philadelphia, Lippincott, Grambo & Co, 1852
1852
Biodiversity Heritage Library
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