000 00286nam a22001217a 4500
082 _a671 LUD'M
100 _aLUDWIG, OSWALD.A
_958203
245 _aMETAL WORK TECHNOLOGY AND PRACTICE
250 _a3RD
260 _aILLINOIS
_bMCKNIGHT & MCKNIGHT
_c1962
300 _a488P
942 _cBK
999 _c568404
_d568404