000 00301nam a2200109Ia 4500
008 190829s9999 xx 000 0 und d
082 _a622.1
_bPET/E
100 _aPETERS, WILLIAM C.
245 0 _aEXPLORATION AND MINING GEOLOGY
260 _bJohn Willey and Sons Inc., London
_aLONDON
_c0000
942 _cBK
999 _c4743
_d4743