000 00421nam a2200145 4500
003 OSt
008 220602b |||||||| |||| 00| 0 eng d
082 _a510.7
_bHAR
100 _aHarrap, George
245 _aExcursions from mathematics:an anthology of non-examination mathematics
260 _aLondon:
_bMidlands mathematical experment ltd,
_c1968.
300 _a181p.
_c23cm
650 0 _aMathematics
942 _2ddc
_cLM
999 _c127771
_d127771