dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Roberts, Wayne Emerson. - Alberta. Fish and Wildlife Division.
    Publication info: 1975
    Holding Institution: University of Alberta Library
  1. By: Roberts, Wayne Emerson. - Lewin, Victor
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 2
    Date: 1979
    Page Range: 144--154
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Roberts, Wayne Emerson.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 4
    Date: 1973
    Page Range: 467--468
    Publication Info: Ottawa Ottawa Field-Naturalists' Club