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  1. By: Beamish, R. J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 101
    Issue: 2
    Date: 1997
    Page Range: 186--189
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Beamish, R. J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 1
    Date: 2001
    Page Range: 127--130
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Beamish, R. J. - Wade, J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 122
    Issue: 4
    Date: 2008-10-01
    Page Range: 327--337
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Beamish, R. J. - Youson, John H. - Chapman, L. A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 4
    Date: 2001
    Page Range: 573--578
    Publication Info: Ottawa Ottawa Field-Naturalists' Club