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  1. By: Bardach, John E
    Type: Article
    In: The Canadian field-naturalist
    Volume: 68
    Issue: 2
    Date: 1954
    Page Range: 47--52
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Winn, Howard Elliott, - Bardach, John E
    Type: Article
    In: Zoologica : scientific contributions of the New York Zoological Society
    Volume: 45
    Issue: 3
    Date: 1960-04-29
    Page Range: 29--34
    Publication Info: New York,