Book Review A Clinical Study of the Serous and Purulent Diseases of the Labyrinth . By Dr. Erich Ruttin, Privatdocent in the Otological Clinic, University of Vienna. With a foreword by Prof. Dr. Victor Urbantschitsch. Authorized translation by Horace Newhart, A.B., M.D., Instructor in Otology, University of Minnesota; Otologist and Rhinologist, North-western Hospital; Fellow American Academy of Ophthalmology and Oto-laryngology; Fellow American College of Surgeons, etc. With 25 textual figures. New York: Rebman Company, 1914.