000 00264nam a2200109Ia 4500
008 160710s1974 xx 000 0 und d
100 _aAMERICAN MACHINIST
245 _aAMERICAN MACHINST,MAY-JUNE
260 _bMC GRAW-HILL
_c1974
300 _a140
942 _2ddc
_cB
999 _c39679
_d39679