Hale, Nathan Cabot. <br/><br/>
Abstraction in art and nature / 
Nathan Cabot Hale. 
 - New York :  Dover,  c1993. 
 - 277 p. :  ill. ;  28 cm. 
<br/><br/> Originally published: New York : Watson-Guptill, 1972.  Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0486274829 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Art, Abstract.<br/>Nature (Aesthetics)<br/>Natural history--Pictorial works.