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      Knowledge Awaits!

      The Sciences

      Recorded Music and Sound Effects in "Hamlet", Tomato Test for Poison Gases and more

      • By A. E. Buchanan, Alexander Klemin, F. D. McHugh on March 1, 1932
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      ABOUT THE AUTHOR(S)

        Recent Articles by A. E. Buchanan

        • Lying-Down Spectacles, Shortage of Coal-Tar Chemicals and More
        • Frost Chaser, Constructing World's Largest-Bore Tunnel and more, January 1936
        • An Ancient Egyptian Sundial, Laboratory Tests for Rugs and more

          Recent Articles by Alexander Klemin

          • Instrumentation, Measurement, and Control
          • Must Flying be a "Racket"?
          • Ideas in the Air

            Recent Articles by F. D. McHugh

            • Coal and Kilowatts, Carboloy Extrusion Process, and more
            • Indian Arrow Poison for Arthritis, Mental Disease, Enamels for Plastics, and more
            • Glycerine from Petroleum, Electrostatic Iron Ore Separator, and more
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