000 00277nam a2200121Ia 4500
008 220201s1957 xx 000 0 eng d
082 _a621.8
_bMCK
100 _aMckay
245 0 _aTheory of machines
260 _bLondon : Edward Arnold
_c1957
300 _a440
942 _2ddc
999 _c72241
_d72241