. A biological investigation of the Athabaska-Mackenzie region. Zoology. Fig. 1.—White Spruce Near Leith Point, Great Bear Lake. [This tree, 2 feet in diameter, was estimated to be at least years Fig. 2.—Dwarfed Trees, Mainly White Spruce, on Upper Slope of Mount Tha-on' Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Preble, Edward Alexander, 1871-1957. Washington, Govt. print. off.

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Keywords: ., bookcentury1900, bookdecade1900, bookpublishe, booksubjectzoology