000 00304nam a2200121Ia 4500
008 160710s1950 xx 000 0 und d
082 _a552.1 WAH
100 _aWAHLSTROM,ERNEST E.
245 _aTHEORETICAL IGNEOUS PETROLOGY
260 _bJOHN WILEY & SONS, INC
_c1950
300 _a365
942 _2ddc
_cB
999 _c13337
_d13337