Biomedical Genetics. Proceedings of an International Symposium held at Ottawa, August 1958, sponsored by the Biometrics Society and the International Union of Biological Sciences. Edited by Oscar Kempthorne. [International series of monographs on biometry, General Editor M. J. R. Healy, International union of biological sciences. Union internationale des sciences biologiques, Series B (Colloquia) No 38.] London, Oxford, New York, Paris, Published by Symposium Publications Division, Pergamon Press, 1960.