000 00321nam a22001217a 4500
082 _a623.8432
_bSPE
_cL-24, P-26
100 _aGovt of U.S
245 _aSpecifications for welding Part-I General
_cGovt of U.S
260 _aUSA
_bGovt printing office
_c1940
300 _avi, 64 p.
_bill.
_c20 cm.
650 _aMCE
942 _cBK
999 _c6401
_d6401