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  1. By: Morton, B. R. (Boyd Rutherford), - Lewis, Richard Garwood, - Canada. Forestry Branch.
    Publication info: Ottawa, Dept. of the Interior, 1917
    Holding Institution: Canadiana.org
  2. By: Morton, B. R. (Boyd Rutherford), - Lewis, Richard Garwood, - Canada. Forestry Branch.
    Publication info: Ottawa, Dept. of the Interior, Forestry Branch, 1921
    Holding Institution: University of Toronto - Earth Sciences Library (Noranda)
  3. By: Lewis, Richard Garwood, - Doucet, J. André
    Publication info: Ottawa, J. de Labroquerie Taché, printer to the King's most excellent Majesty, 1918
    Holding Institution: University of California Libraries