The audubon nature encyclopedia. 

 - Philadelphia :  Curtis Books,  1965. 
 - 392 p. :  ill. ;  25 cm. 
<br/><br/> "Sponsored by the National  Audubon Society" 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history-- Dictionaries.
<br/><br/><label>Dewey Class. No.: </label>574.03