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Google圖書搜尋
Report on the Geological Survey of the State of Iowa
James Hall
Iowa Geological Survey
Josiah Dwight Whitney
其他書名
Embracing the Results of Investigation Made During Portions of the Years 1855, 56 & 57. Volume I, Part II, Palaeontology
出版
Authority of the legislature of Iowa
, 1858
URL
http://books.google.com.hk/books?id=PTt60AEACAAJ&hl=&source=gbs_api