000 00253nam a22000977a 4500
082 _a671.52 WEL'D
245 _aWELDING TECHNIQUE FOR THE USE OF WELDERS PART-I
260 _aINDIA
_bDIRECTOR OF MECHANICAL ENGINEERING
_c1945
300 _a92P
942 _cBK
999 _c568434
_d568434