The SciencesEdison's RubberWhat Mr. Edison Is Doing in His Attempt to Develop an American Wartime, Emergency Rubber Industry in the SouthBy G. H. Dacy on May 1, 1930AdvertisementABOUT THE AUTHOR(S)Recent Articles by G. H. DacyMechanical Stevedores Aboard Ship400 Miles an Hour?Rag-Picking as Big Business