GENETICS AND DENTAL HEALTH (Proceedings of an International Symposium held at The National Institutes of Health, Bethesda, Maryland, April 4–6, 1961): Carl J. Witkop, Jr., Editor. McGraw‐Hill Book Company, New York, 1962. viii + 300 pp., $8.50.
NEW ESTIMATES OF FERTILITY AND POPULATION IN THE UNITED STATES: Ansley J. Coale and Melvin Zelnik. Princeton University Press, Princeton, 1963.
FAMILY AND MENTAL HEALTH PROBLEMS IN A DEAF POPULATION: J. D. Rainer, K. F. Altschuler, F. J. Kallman, Editors. New York State Psychiatric Institute, New York, 1963. 260 pp.
DANIEL G. FREEDMAN
THE THIRD CHILD: A STUDY IN THE PREDICTION OF FERTILITY: Charles F. West‐off, Robert G. Potter, Jr., and Philip C. Sagi. Princeton University Press, Princeton, 1963. xxiii+293 pp., $6.50.
ANIMAL SPECIES AND EVOLUTION: Ernst Mayr. The Belknap Press of Harvard University Press, Cambridge, Massachusetts, 1963. vii + 797 pp. $11.95.