000			00265nam a2200109Ia 4500
008			160710s1951 xx 000 0 und d
100			_aAMERICAN MACHINIST
245			_aAMERICAN MACHINIST, NOV-DES
260			_bMC GRAW-HILL _c1951
300			_a374
942			_2ddc _cB
999			_c39616 _d39616