Willis, Delta. <br/><br/>
The sand dollar and the slide rule :  drawing blueprints from nature / 
Delta Willis. 
 - Reading, Mass. :  Addison-Wesley,  c1995. 
 - xx, 234 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 216-223) and index. 
<br/><br/><label>ISBN: </label>0201632756 
<br/><br/><label>LCCN: </label>94037157 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Morphology.<br/>Biomechanics.<br/>Nature (Aesthetics)
<br/><br/><label>LC Class. No.: </label>QH351  / .W55 1995 
<br/><br/><label>Dewey Class. No.: </label>574.4