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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Plough, Harold H
    Type: Article
    In: The Biological bulletin
    Volume: 32
    Date: 1917-01-01
    Page Range: 1--12
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  2. By: Plough, Harold H
    Type: Article
    In: Transactions
    Volume: 35
    Date: 1916
    Page Range: 233--244
    Publication Info: Columbus, Ohio [etc.],
  3. By: Young, William C. - Plough, Harold H
    Type: Article
    In: The Biological bulletin
    Volume: 51
    Date: 1926-09-01
    Page Range: 189--198
    Publication Info: Woods Hole, Mass Marine Biological Laboratory