000 00233nam a2200097 4500
999 _c336029
_d336029
082 _a549.125
_bWEN.E
100 _aWenk,H.R
245 _aElectron Microscopy in Mineralogy
_cWenk,H.R
260 _aNew York
_c1976
_bSpringer
942 _cBK