PEDIATRIC X-RAY DIAGNOSIS. A Textbook for Students and Practitioners of Pediatrics, Surgery and Radiology. By John CAFFEY, A.B., M.D., Professor of Radiology, College of Physicians and Surgeons, Columbia University. Third edition. l0?x8 in. Pp. xxiv+1,059, with 1,267 figures. Index. 1957. Chicago: The Year Book Publishers Inc. Price $28.00