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  1. By: Barr, David W. - Royal Ontario Museum.
    Publication info: [Toronto], Royal Ontario Museum, 1972
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
  2. By: Barr, David W. - Royal Ontario Museum. Life Sciences Division.
    Publication info: Toronto, Royal Ontario Museum, 1973
    Holding Institution: Royal Ontario Museum
  3. By: Crocker, Denton W. - Barr, David W. - Royal Ontario Museum.
    Publication info: Toronto, Published for Royal Ontario Museum by University of Toronto Press, 1968
    Holding Institution: Royal Ontario Museum