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  1. By: Young, Colin M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 86
    Issue: 4
    Date: 1972
    Page Range: 408--409
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Young, Colin M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 82
    Issue: 3
    Date: 1968
    Page Range: 209--212
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Young, Colin M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 85
    Issue: 2
    Date: 1971
    Page Range: 179--181
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Young, Colin M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 85
    Issue: 3
    Date: 1971
    Page Range: 269--270
    Publication Info: Ottawa Ottawa Field-Naturalists' Club