The Conservation of cultural property 

 - Paris  UNESCO  1968 
 - 341 p. 
<br/><br/>Includes illustration, index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  Museums<br/>  Natural monuments
<br/><br/><label>Dewey Class. No.: </label>069.5  / C765 1968