000			00263nam a2200109Ia 4500
008			160710s1958 xx 000 0 und d
100			_aAMERICAN MACHINIST
245			_aAMERICAN MACHINIST, APRIL
260			_bMC GRAW HILL _c1958
300			_a196
942			_2ddc _cB
999			_c39651 _d39651