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  1. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 49
    Issue: 4
    Date: 1935-04
    Page Range: 76--76
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 50
    Issue: 8
    Date: 1936-11
    Page Range: 140--141
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 51
    Issue: 8
    Date: 1937-11
    Page Range: 125--125
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 52
    Issue: 1
    Date: 1938-01
    Page Range: 14--14
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 55
    Issue: 3
    Date: 1941-03
    Page Range: 46--46
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 58
    Issue: 6
    Date: 1944
    Page Range: 190--191
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 61
    Issue: 3
    Date: 1947
    Page Range: 117--117
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 64
    Issue: 4
    Date: 1950
    Page Range: 145--148
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Devitt, O. E. - Miller, D S
    Type: Article
    In: The Canadian field-naturalist
    Volume: 68
    Issue: 2
    Date: 1954
    Page Range: 93--93
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 75
    Issue: 3
    Date: 1961
    Page Range: 168--168
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Boyer, George F. - Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 75
    Issue: 4
    Date: 1961
    Page Range: 225--237
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 76
    Issue: 3
    Date: 1962
    Page Range: 153--158
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  13. By: Devitt, O. E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 78
    Issue: 1
    Date: 1964
    Page Range: 42--56
    Publication Info: Ottawa Ottawa Field-Naturalists' Club