Simpson, George Gaylord. <br/><br/>
The major features of evolution / 
George Gaylord Simpson. 
 - New York :  Columbia Univ. Press,  c 1953. 
 - xii, 434 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>14  14 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution.
<br/><br/><label>Dewey Class. No.: </label>575 / S58m