000 00277nam a2200121Ia 4500
008 220201s1959 xx 000 0 eng d
082 _a621.8
_bTOF
100 _aToft & Kersey
245 0 _aTheory of machines
260 _bLondon: Pitman
_c1959
300 _a540
942 _2ddc
999 _c71057
_d71057