1901. Geological Survey of Canada. Maps showing altitude of the Canadin Pacific railway in profile. on sheets folded to 61 x 22 Centimeters Scale approximately 1:1,900,800; Scale app... Geological Survey of Canada (Ottawa).
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1901. Geological Survey of Canada. Relief shown by shading and spot heights.; "Compiled from plane table sheets by John S. Brown ... Relief shading by John H. Renshawe."; "Watering-p... (Ottawa], ).