000 00261nam a2200109Ia 4500
008 160710s1955 xx 000 0 und d
100 _aAMERICAN MACHINIST
245 _aAMERICAN MACHINIST,AUG.
260 _bMC GRAW HILL
_c1955
300 _a786
942 _2ddc
_cB
999 _c39640
_d39640