Hadorn, Ernst. <br/><br/>
Developmental genetics and lethal factors / 
Ernst Hadorn [and] translated by Ursula Mittwoch. 
 - London :  Methuen & Co.,  c1961 
 - xviii, 355 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Embryology.<br/>Developmental genetics.<br/>Heredity.
<br/><br/><label>Dewey Class. No.: </label>571.86  / HAD 1961