'Appropriate technologies' in the conservation of cultural property 

 - Paris :  The Unesco Press,  1981 
 - 136 p. 
<br/><br/><label>ISBN: </label>9231019007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology
<br/><br/><label>Dewey Class. No.: </label>720.288  / U567