000			00262nam a2200109Ia 4500
008			160710s1952 xx 000 0 und d
100			_aAMERICAN MACHINIST
245			_aAMERICAN MACHINIST,SEPT.
260			_bMC GRAW HILL _c1952
300			_a414
942			_2ddc _cB
999			_c39625 _d39625