National Gallery Company <br/><br/>
National gallery technical bulletin 

 - London:  National Gallery Company,  2002 
 - 96 p. 
<br/><br/><label>ISBN: </label>1857099419 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Visual Arts
<br/><br/><label>Dewey Class. No.: </label>751.6  / N213N V23