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  1. By: McCalla, William Copeland,
    Publication info: Toronto, Musson, 1920
    Holding Institution: University of Alberta Library
  1. By: Moss, E. H. (Ezra Henry), - McCalla, William Copeland,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 60
    Issue: 5
    Date: 1946
    Page Range: 107--108
    Publication Info: Ottawa Ottawa Field-Naturalists' Club