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  1. By: Pratt, Harry D
    Type: Article
    In: Journal of the Washington Academy of Sciences
    Volume: 41
    Date: 1951
    Page Range: 300--302
    Publication Info: Washington [etc Washington Academy of Sciences]
  2. By: Pratt, Harry D
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 99
    Date: 1979
    Page Range: 105--108
    Publication Info: London, British Ornithologists' Club, 1893-
  3. By: Pratt, George K - Pratt, Harry D
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: 82
    Issue: 1
    Date: 1980
    Page Range: 86--98
    Publication Info: Washington, etc, Entomological Society of Washington,
  4. By: Pratt, Harry D
    Type: Article
    In: Psyche
    Volume: 45
    Issue: 2-3
    Date: 1938
    Page Range: 94--95
    Publication Info: Cambridge, Mass, Cambridge Entomological Club,
  5. By: Pratt, Harry D
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 48
    Date: 1940
    Page Range: 155--193
    Publication Info: Lawrence, Kan Allen Press [etc.]
  6. By: Pratt, Harry D
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: 105
    Date: 2003
    Page Range: 901--914
    Publication Info: Washington, etc, Entomological Society of Washington,
  7. By: Pratt, Harry D - Pratt, G K
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: 86
    Date: 1984
    Page Range: 249--265
    Publication Info: Washington, etc, Entomological Society of Washington,