Acceptable quality levels in leathers 

 - New  York UN USA       1976 
 - "v, 46p."  cm. 
<br/><br/><label>Standard No.: </label>108527 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leather
<br/><br/><label>Dewey Class. No.: </label>"X9(M97):89Q8.1(X).N7, L6/UN"