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      The Sciences

      Coal and Kilowatts, Carboloy Extrusion Process, and more

      • By F. D. McHugh, Alexander Klemin on July 1, 1940
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      ABOUT THE AUTHOR(S)

        Recent Articles by F. D. McHugh

        • 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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          Recent Articles by Alexander Klemin

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