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  1. By: Beckett, Eva
    Type: Article
    In: The Canadian field-naturalist
    Volume: 73
    Issue: 3
    Date: 1959
    Page Range: 169--173
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Beckett, Eva
    Type: Article
    In: The Canadian field-naturalist
    Volume: 72
    Issue: 3
    Date: 1958
    Page Range: 145--146
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Beckett, Eva
    Type: Article
    In: The Canadian field-naturalist
    Volume: 72
    Issue: 4
    Date: 1958
    Page Range: 168--168
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Crosby, John A - Beckett, Eva
    Type: Article
    In: The Canadian field-naturalist
    Volume: 71
    Issue: 2
    Date: 1957
    Page Range: 82--83
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Beckett, Eva
    Type: Article
    In: The Canadian field-naturalist
    Volume: 67
    Issue: 1
    Date: 1953
    Page Range: 44--44
    Publication Info: Ottawa Ottawa Field-Naturalists' Club