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The Proceedings of the Iowa Academy of Science v.26 (1919)

Parts

  1. By: Ball, E. D. (Elmer Darwin),
    Type: Article
    In: The Proceedings of the Iowa Academy of Science
    Volume: 26
    Date: 1919
    Page Range: 143--150
    Publication info: Des moines, Iowa, The Academy, [1889-1987]