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Annual Report of Progress ... on the Geological Survey of the State of Iowa, Together with ... Letters Contributed to Newspapers of the State During 1866 and 1867
Iowa State Geologist (1867-1870).
其他書名
Also Extracts Originally Contributed to Scientific Journals as a Part of the Work of the Survey
出版1868
URLhttp://books.google.com.hk/books?id=WZQRAAAAIAAJ&hl=&source=gbs_api
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