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  1. By: Gibson, Ernest
    Type: Article
    In: Ibis
    Volume: 3
    Series: 5
    Issue: 3
    Date: 1885
    Page Range: 275--283
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,
  2. By: Gibson, Ernest
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1915
    Date: 1915
    Page Range: 273--277
    Publication Info: London Academic Press, [etc.] 1833-1965
  3. By: Gibson, Ernest
    Type: Article
    In: Ibis
    Volume: 6
    Series: 10
    Issue: 3
    Date: 1918
    Page Range: 363--415
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,
  4. By: Gibson, Ernest
    Type: Article
    In: Ibis
    Volume: 1
    Series: 11
    Issue: 3
    Date: 1919
    Page Range: 495--537
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,
  5. By: Gibson, Ernest
    Type: Article
    In: Ibis
    Volume: 2
    Series: 11
    Issue: 1
    Date: 1920
    Page Range: 1--97
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,