Report of geological survey of Wisconsin, Iowa, and Minnesota, and incidentally of portion of Nebraska Territory, made under instructions from U.S. Treasury Department
Contributors: Leidy, Joseph; Norwood, Joseph Granville, 1807-1895.; Owen, David D.; Shumard, B. F. 1820-1869.; Whittlesey, Charles (Col.); United States. General Land Office.
Publisher: Lippincott, Grambo & Co.
Published: 1852
Place of publication: Philadelphia
Format: Microform
Subjects: Geological surveys.; Wisconsin.; Iowa.; Minnesota.