000 00366nam a2200145Ia 4500
100 _aRichard T Liddicoat
020 _a0-87311-021-8
250 _a12th ed
654 _aPolytechnic - Jewellery
942 _cBK
245 _aHandbook of gem identification
260 _aGemological Institute of America, California
_cc1989
082 _a553.8 Lid
300 _a364p
999 _c33206
_d33206