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  1. By: Sealy, Spencer G - Carter, Harry R.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 126
    Issue: 1
    Date: 2012-10-01
    Page Range: 6--14
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Campbell, R. Wayne - Carter, Harry R. - Sealy, Spencer G
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 1
    Date: 1979
    Page Range: 84--86
    Publication Info: Ottawa Ottawa Field-Naturalists' Club