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  1. By: Atton, F. M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 4
    Date: 1985
    Page Range: 538--540
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Atton, F. M. - Johnson, R. P.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 69
    Issue: 3
    Date: 1955
    Page Range: 82--84
    Publication Info: Ottawa Ottawa Field-Naturalists' Club