Morgan, Thomas Hunt, 1866-1945 The theory of the gene / Thomas Hunt Morgan. - New York : Hafner , 1964. - xviii, 358 p. : ill. ; 24 cm. - Yale University. Mrs Hepsa Ely Silliman memorial lectures . Reprinted from the November 1929, 2nd printing, enlarged and revised October 1928 Includes bibliographical references (p. 322-351) Subjects--Topical Terms: Genetics-------- National Library of Medicine Call No.: QH 431 / M823t