The National Geographic Magazine, Volume 92National Geographic Society, 1947 - Geography Indexes kept up to date with supplements. |
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Page 153
... keep the bow upstream . Thus glimmer of gold bathed the top of the opposite . the boatman faces downstream and can keep canyon wall , and long before the glow dean eye peeled for half - submerged boulders . scended to the swift water of ...
... keep the bow upstream . Thus glimmer of gold bathed the top of the opposite . the boatman faces downstream and can keep canyon wall , and long before the glow dean eye peeled for half - submerged boulders . scended to the swift water of ...
Page 401
... keeps time then slows down a little . satisfactorily for you and me . From 1680 to 1800 the earth lost about To keep them so exact , the clocks are pro27/100 of a second in that period of 120 tected from all outside disturbances . The ...
... keeps time then slows down a little . satisfactorily for you and me . From 1680 to 1800 the earth lost about To keep them so exact , the clocks are pro27/100 of a second in that period of 120 tected from all outside disturbances . The ...
Page 402
... keep the rollers synchronized , their times of rotation are checked with the time signals ( page 412 ) . All over the eastern United States , lines of electric power companies are interconnected , so that one can draw power from another ...
... keep the rollers synchronized , their times of rotation are checked with the time signals ( page 412 ) . All over the eastern United States , lines of electric power companies are interconnected , so that one can draw power from another ...
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