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  1. By: Kerr, S. R.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 1
    Date: 1973
    Page Range: 89--89
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Kerr, S. R.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 4
    Date: 1973
    Page Range: 478--479
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Kerr, S. R.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 85
    Issue: 4
    Date: 1971
    Page Range: 345--346
    Publication Info: Ottawa Ottawa Field-Naturalists' Club