000 003830000a22001450004500
245 _aTables of gemstone identification
100 _aGunther, Birgit
260 _aKirschweiler
_bVerlagsbuchhandlung Elisabeth Lenzen
_c1988
300 _a162p. : photos., tables
020 _a3980029239
080 _a549.091(083.86)
_bG8
650 _aGEMMOLOGY
041 _aEN
942 _cBK
999 _c33542
_d33542