The Welding Encyclopedia / 
edited by T. B. Jefferson. 
 - 13th edition, 
 - New York :  McGraw-Hill Publishing Company,  1951. 
 - 1008 p. :  ill. ;  22 cm. 
<br/><br/>54  54 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metalworking & primary metal products
<br/><br/><label>Dewey Class. No.: </label>671.5203 / W457