Catálogo general. 

 - 2a.ed. 
 - New York :   United States Steel Products company,   1924. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTRUCTURAS METALICAS<br/>CATALOGOS
<br/><br/><label>Universal Decimal Class. No.: </label>624.014 (085.2)