Gates, R. Ruggles  1882-1962 <br/><br/>
Human ancestry from a genetical point of view / 
by R. Ruggles Gates 
 - Cambridge :  Harvard University Press,  1948 
 - xvi, 422 p. :  ill., map. ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human beings--Origin<br/>Heredity, Human