00318nam a2200121Ia 4500008004000000020001800040082001700058100001800075245002600093260004100119300001100160650002500171210210b1999   xxu||||| |||| 00| 0 eng d  a0 521 37743 9  a510.028 BOLM  aBOLT (Brian).  aMathematical funfair.  aNDbCambridge University Pressc1999  avi,122  aMathematical funfair