Book Review Munro Kerr's Operative Obstetrics. By J. Chassar Moir, C.B.E., Hon.LL.D. (Queen's University, Ontario), M.A., M.D., F.R.C.S. (Ed.), F.R.C.O.G. Seventh edition. 8°, cloth, 11 + 1003 pp., with many illustrations and 7 colored plates. Baltimore: The Williams and Wilkins Company, 1964. $20.00.