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  1. By: Dear, L. S.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 69
    Issue: 1
    Date: 1955
    Page Range: 26--26
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Dear, L. S.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 43
    Issue: 7
    Date: 1929-10
    Page Range: 166--167
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Dear, L. S.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 64
    Issue: 6
    Date: 1950
    Page Range: 221--221
    Publication Info: Ottawa Ottawa Field-Naturalists' Club