000 00326nam a2200145Ia 4500
020 _a8122201652
082 _b1959000
_a001
100 _a"CHARLES BARRY TOWNSEND"
245 0 _aWORLD'S HARDEST PUZZLES
260 _c2000
300 _a160
944 _cBK
999 _c597040
_d597040