The SciencesBooth Air, Torpedo Turns Around, and moreBy F. D. McHugh, Alexander Klemin, D. H. Killeffer on November 1, 1938AdvertisementABOUT THE AUTHOR(S)Recent Articles by F. D. McHughCoal and Kilowatts, Carboloy Extrusion Process, and moreIndian Arrow Poison for Arthritis, Mental Disease, Enamels for Plastics, and moreGlycerine from Petroleum, Electrostatic Iron Ore Separator, and moreRecent Articles by Alexander KleminInstrumentation, Measurement, and ControlMust Flying be a "Racket"?Ideas in the AirRecent Articles by D. H. KillefferIndustrial ConsultantsThe Pilot Plant's Value to IndustryIndustry Gets Nosey