Butler, H. E. J. <br/><br/>
Electric resistance welding: a practical guide to spot, steam, and projection and butt welding methods 

 - London  George Newnes Ltd.  1950 
 - 170p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric Welding
<br/><br/><label>Dewey Class. No.: </label>671  / B9851