1923. Canada. Topographical Survey. Rellief shown by spot heights. Depths shown by soundings.; Includes table of distances and 2 inset maps.; "1923 edition, corrected to 1st December ... Topographical Survey of Canada (Ottawa).
    
  
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      1923. Canada. Topographical Survey. Relief shown by spot heights. Depths shown by soundings.; Includes table of distances, notes, source information and 2 inset maps.; At head of titl... Topographical Survey of Canada (Ottawa).
    
  
    
      1923. Canada. Topographical Survey. Relief shown by spot heights. Depths shown by soundings.; Includes table of distances, notes, source information and 1 inset map.; At head of title... Topographical Survey of Canada (Ottawa).
    
  
    
      1923. Canada. Topographical Survey. Relief shown by spot heights. Depths shown by soundings.; Includes table of distances, notes, sources of information and 2 inset maps.; At head of ... Topographical Survey of Canada (Ottawa).
    
  
    
      1921. Canada. Topographical Survey. Base map from chief cartographer's map of Canada; corrected to January 1921.; Includes location map. 74 x 60 centimeters Scale [1:2,217,600] 35 mil... Surveyor General's Office (Ottawa).
    
  
    
      1925. Canada. Topographical Survey. Relief shown by spot heights.; Includes notes on landscape features.; Inset: Location of The Pas mineral area. 55 x 79 centimeters Scale 1:380,160;... Department of the Interior (Ottawa).
    
  
    
      1927. Canada. Topographical Survey. In upper margin: Department of the Interior, Canada ... Topographical Survey of Canada.; Includes index map showing lines along which survey monume... Topographical Survey of Canadä (Ottawä).