Simpson, George Gaylord, 1902-  Simpson, George Gaylord, 1902- <br/><br/>
The geography of evolution; 
collected essays. 
 - [1st ed.] 
 - Philadelphia,  Chilton Books  [1965] 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>65022541 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoogeography.<br/>Evolution.
<br/><br/><label>LC Class. No.: </label>QL101  / .S55 
<br/><br/><label>Dewey Class. No.: </label>575.7