1. Aegerter, E., and Kirkpatrick, J. A., Jr., Orthopedic Diseases, 3rd ed., Saunders, Philadeslphia (1968).
2. Alexander, W. J., and Dunbar, J. S., Unusual bone changes in thymic alympho- plasia, Ann. Radiol. 11: 389 (1968).
3. Allansmith, M., and Senz, E., Chondrodystrophia congenita punctata (Conradi’s disease): Review of literature and report of case with unusual features, Am. J. Dis. Child. 100: 109 (1960).
4. Amlof, J., On achondroplasia in the dog, Zbl. Veterinaermed. 8: 43 (1961).
5. Amuso, S. J., Diastrophic dwarfism, J. BoneJt. Surg. (Am.) 50A: 113 (1968).