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  1. By: Baerg, William J.,
    Publication info: Fayetteville, Ark, 1920
    Holding Institution: Cornell University Library
  1. By: Baerg, William J.,
    Type: Article
    In: The Wilson bulletin
    Volume: 42
    Issue: 1
    Date: 1930
    Page Range: 45--50
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Baerg, William J.,
    Type: Article
    In: The Wilson bulletin
    Volume: 45
    Issue: 1
    Date: 1933
    Page Range: 29--29
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Baerg, William J.,
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 71
    Date: 1963
    Page Range: 233--238
    Publication Info: Lawrence, Kan Allen Press [etc.]