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      Scientific American February 26, 1916

      Coming Restoration of the Mississippi as an Important Artery of Commerce, Secretary Daniels and the Naval Emergency and more

      • By O. R. Geyer on February 26, 1916

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      More in the February 26, 1916 issue of Scientific American
      • Preparing to Meet a Coal Shortage
      • General Staff Maps
      • Remarkable Art Casting by a New Process
      View Full Contents
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