000 00259nam a2200109Ia 4500
008 160710s1946 xx 000 0 und d
100 _aTOFT,L AND MCKAY
245 _aPRACTICE MATHMATICS
260 _bSIR ISAAC PITMAN
_c1946
300 _a612
942 _2ddc
_cD
999 _c70661
_d70661