Manual of oxygen therapy techniques Including Carbon Dioxide, Helium and Water Vapor. By Albert H. Andrews, Jr., M.D., Director, Oxygen Therapy Department, and Assistant Attending Otolaryngologist, St. Luke'S Hospital, Chicago; Instructor in Laryngology, Rhinology and Otology (Broncho-Esophagology), University of Illinois College of Medicine; Associate Attending Bronchoesophagologist, Children's Memorial Hospital, Chicago; Former Research Instructor, Department of Physiology and Pharmacology, Northwestern University Medical School. with 191 Pages and 33 Illustrations. Chicago: The Year Book Publishers, 304 South Dearborn Street, 1943. price 1.75