000 00286pam a2200133a 44500
082 _a513.83
_bB27e
100 _aBarr, Stephen
245 1 _aEXPERIMENTS IN TOPOLOGY
260 _aN. Y.
_bCrowell
_c1964
300 _a210
650 _aTopology
964 _gCIRC
997 _a33755 C
999 _c427440
_d427440