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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Dwight, T. W.
    Publication info: Ottawa, Govt. Print. Bureau, 1913
    Holding Institution: University of Toronto - Earth Sciences Library (Noranda)
  2. By: Dwight, T. W. - Canada. Forestry Branch.
    Publication info: Ottawa, Govt. Print. Bureau, 1913
    Holding Institution: Canadiana.org