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  1. By: Coolidge, Karl R.,
    Type: Article
    In: Psyche
    Volume: 16
    Date: 1909
    Page Range: 112--112
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  2. By: Coolidge, Karl R.,
    Type: Article
    In: Bulletin of the Brooklyn Entomological Society
    Volume: 19
    Series: new
    Date: 1924
    Page Range: 44--47
    Publication Info: Brooklyn, N.Y, The Society,
  3. By: Coolidge, Karl R.,
    Type: Article
    In: Psyche
    Volume: 16
    Date: 1909
    Page Range: 31--31
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  4. By: Coolidge, Karl R.,
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 31
    Date: 1923
    Page Range: 175--181
    Publication Info: Lawrence, Kan Allen Press [etc.]
  5. By: Coolidge, Karl R.,
    Type: Article
    In: Psyche
    Volume: 14
    Date: 1907
    Page Range: 118--120
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  6. By: Coolidge, Karl R.,
    Type: Article
    In: Psyche
    Volume: 18
    Date: 1911
    Page Range: 32--34
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,