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  1. By: Baumgartner, A. Marguerite (Amelia Marguerite),
    Type: Article
    In: The Wilson bulletin
    Volume: 49
    Issue: 2
    Date: 1937
    Page Range: 65--80
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Baumgartner, A. Marguerite (Amelia Marguerite), - Baumgartner, Frederick M
    Type: Article
    In: The Wilson bulletin
    Volume: 56
    Issue: 4
    Date: 1944
    Page Range: 209--215
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-