000 00263nam a2200109Ia 4500
008 220201s1959 xx 000 0 eng d
100 _aToft,louins kersey,ATJ
245 0 _aTheory of machine
260 _bLucknow:pitman&sons
_c1959
300 _a540
942 _2ddc
999 _c71803
_d71803