000 00361nam a2200157 4500
008 160616s 000 0
245 _aTreatise on conic sections
100 _aSalmon, George
250 _a6th
260 _aNew York
260 _bChelsea Publisha Company
300 _a399
500 _aB632 K1
942 _cBK
_2BK3378
080 _a514.144 SAL
999 _c3378
_d3378