Desing with high-strength steel castings. 

 - New York :  Climax Molybdenum co.,  19--]. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aceros
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>669.14