000 00251nam a2200109 4500
082 _a549.125
_bKER.O
100 _aKerr,Paul F
245 _aOptical mineralogy
_cKerr,Paul F
250 _aThird
260 _aNew York
_c1959
_bMc Graw Hill
942 _cBK
999 _c334276
_d334276