De Beer, Gavin,  1899-1972. <br/><br/>
Embryos and ancestors / 
by Gavin De Beer. 
 - 3rd ed. 
 - Oxford :  Clarendon Press,  c1958 [Cor. sheets 1962]. 
 - 197 p. :  ill. ;  22 cm. 
<br/><br/> First published in 1930 under title: Embryology and evolution. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Embryology.<br/>Evolution (Biology)
<br/><br/><label>Dewey Class. No.: </label>575  / DEE 1962