dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Sanders, Christopher J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 84
    Issue: 2
    Date: 1970
    Page Range: 131--135
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Sanders, Christopher J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 107
    Issue: 2
    Date: 1993
    Page Range: 196--200
    Publication Info: Ottawa Ottawa Field-Naturalists' Club