Lull, Richard Swann.  <br/><br/>
Organic evolution / 
Richard Swann Lull. 
 - rev. ed. 
 - New York :  Macmillan ,  c 1956. 
 - xx, 744 p. :  ill. ;  21 cm. 
<br/><br/> Includes index. 
<br/><br/>324  324 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution & genetics.
<br/><br/><label>Dewey Class. No.: </label>575 / L969o