000 00257nam a2200097Ia 4500
008 160710s1961 xx 000 0 und d
100 _aINSTITUTION OF MECH. AMERCIAN INST.
245 _aPRODUCT ENGINEERING JAN
260 _bMCGRAW HILL
_c1961
942 _2ddc
_cB
999 _c31530
_d31530