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  1. By: Winterbottom, Richard, - Emery, Alan R. - Holm, Erling - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1989
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
  1. By: Holm, Erling
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 1
    Date: 1998
    Page Range: 174--175
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Holm, Erling - Coker, George A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 95
    Issue: 2
    Date: 1981
    Page Range: 210--211
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Crossman, E. J. - Holm, Erling - Cholmondeley, R. - Tuininga, Ken
    Type: Article
    In: The Canadian field-naturalist
    Volume: 106
    Issue: 2
    Date: 1992
    Page Range: 206--209
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Holm, Erling - Hamilton, James G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 102
    Issue: 4
    Date: 1988
    Page Range: 653--656
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Holm, Erling - Dumont, Pierre - Leclerc, J. - Roy, G. - Crossman, E. J. (Edwin John),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 4
    Date: 2001
    Page Range: 614--622
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Crossman, E. J. - Holm, Erling
    Type: Article
    In: The Canadian field-naturalist
    Volume: 110
    Issue: 3
    Date: 1996
    Page Range: 470--477
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Holm, Erling - Mandrak, Nicholas
    Type: Article
    In: The Canadian field-naturalist
    Volume: 110
    Issue: 3
    Date: 1996
    Page Range: 462--469
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Holm, Erling - Houston, J. J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 107
    Issue: 4
    Date: 1993
    Page Range: 440--445
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Holm, Erling - Crossman, E. J. (Edwin John),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 1
    Date: 2001
    Page Range: 157--167
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Holm, Erling - Mandrak, Nicholas
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 1
    Date: 2001
    Page Range: 138--144
    Publication Info: Ottawa Ottawa Field-Naturalists' Club