000 00293nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aGibbs, R W M
245 0 _aConstructive Arithmetical Exercise
250 _a1st Ed.
260 _bNational Book Stall
_c1965
300 _a653
942 _cBK
999 _c27662
_d27662