000 00321nam a2200133Ia 4500
008 160710s1955 xx 000 0 und d
082 _a550 EMM
100 _aTHIEL,GEORGE A.
245 _aGEOLOGY PRINCIPALS AND PROCESSES
250 _a4
260 _bMcGRAW-HILL BOOK COMPANY
_c1955
300 _a638
942 _2ddc
_cB
999 _c22434
_d22434