000 00318nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a74330
082 _a551.7
_bDUV
100 _aDUNBAR, Carl O.
245 _aPrinciples of stratigraphy
260 _aNew York
_bJohn Rodgers
_c1957
300 _a356 p.
942 _cS
999 _c75537
_d75537