The Biologic ages of man from conception through old age/ edited by David W. Smith and Edwin L. Bierman - Philadelphia: W.B. Saunders, c1973 - xx, 211 p.: ill.; 24 cm. Includes index ISBN: 0721684238 $ 6.50 Subjects--Topical Terms: AgingDevelopmental BiologyGerontology Dewey Class. No.: 612.6