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  1. By: Smith, Lawrie B. - Bird, Ralph Durham,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 83
    Issue: 1
    Date: 1969
    Page Range: 40--47
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Bird, Ralph Durham, - Smith, Lawrie B.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 78
    Issue: 3
    Date: 1964
    Page Range: 179--186
    Publication Info: Ottawa Ottawa Field-Naturalists' Club