Gregory, R. L. <br/><br/>
Illusion in nature and art 

 - London  Gerald Duckworth & Co.  1973 
 - 288p.;  ills 
<br/><br/><label>ISBN: </label>0715607558 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Art, perceptions
<br/><br/><label>Dewey Class. No.: </label>701.82  / ILL