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  1. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 23
    Issue: 4
    Date: 1909-07
    Page Range: 61--68
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  2. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 23
    Issue: 5
    Date: 1909-08
    Page Range: 92--104
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  3. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 13
    Issue: 10
    Date: 1900-01
    Page Range: 225--238
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  4. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 9
    Issue: 5
    Date: 1895-08
    Page Range: 114--116
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  5. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 15
    Issue: 6
    Date: 1901-09
    Page Range: 141--151
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  6. By: Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 2
    Issue: 1
    Date: 1888-04
    Page Range: 11--15
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  7. By: Ami, Henry M. (Henry Marc), - Sowter, T. W. Edwin
    Type: Article
    In: The Ottawa naturalist
    Volume: 1
    Issue: 7
    Date: 1887-09
    Page Range: 93--97
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,