Tolansky, S. <br/><br/>
Optical illusions 
/ by S. Tolansky 
 - Oxford, England  : Pergamon Press  , c1964. 
 - 156 p.  : il. retrs. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical illusions<br/>Visual perceptions
<br/><br/><label>Dewey Class. No.: </label>742 TOL