Kerwin, Harry <br/><br/>
Arc and acetylene welding /  
by Harry Kerwin 
 - 1 ed, 2 reimp 
 - New York, London :   Mac Graw-Hill,   1944 
 - 240 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOLDADURA ELECTRICA<br/>SOLDEO
<br/><br/><label>Universal Decimal Class. No.: </label>621.791.1