Calder, Ritchie,  1906-1982. <br/><br/>
Leonardo & the age of the eye 
[by] Ritchie Calder. 
 - New York,  Simon and Schuster  [1970] 
 - 288 p.  illus. (part col.)  27 cm. 
<br/><br/>Bibliography: p. 278. 
<br/><br/><label>ISBN: </label>067120713X 
<br/><br/><label>Subjects--Personal Names: </label><br/>Leonardo, da Vinci,  1452-1519. 
<br/><br/><label>LC Class. No.: </label>ND623.L5  / R62 
<br/><br/><label>Dewey Class. No.: </label>759.5  B