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  1. To establish a biological station in the upper Mississippi River Valley in the state of Iowa ... Report.
    By: United States. Committee on Merchant Marine and Fisheries. - Wilson, William Warfield, - United States. 60th Congress, 1st session, 1907-1908.
    Publication info: Washington,Govt. print. off.,1908
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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