Page:Popular Science Monthly Volume 70.djvu/20

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16
THE POPULAR SCIENCE MONTHLY
 
PSM V70 D020 Sixth attempt to control the colorado river canal 1.png
View Down West Channel of Colorado River, showing site of sixth attempt to control the Canal. October 17, 1905.
 
PSM V70 D020 Sixth attempt to control the colorado river canal 2.png
View of Sixth attempt, looking North from Island. November 20, 1905.