Instruction manual:   mechanical maintenance I for engineering craftsmen. Vol.1 

 - London:  The Engineering Industry Board,  1969. 
 - 241p.   ;ill.  29cm. 
 - Module J.21 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional manual<br/>Oxy-a cetyline welding <br/>Craftsmens <br/>Welding
<br/><br/><label>LC Class. No.: </label>QTO TJ151.E5 Vol.1