000 00504 a2200265 4500
001 18236
020 _a2
041 _aeng
080 _a551.7 Dun
245 _aPrinciples of stratigraphy
250 _a
260 _aNew York
260 _bJohn Wiley,
260 _c1957
300 _axii,356 p.
300 _c25.5 cm
490 _a
100 _aDunbar, Carl O.
700 _aRodgers, John
700 _a
650 _a
650 _aGeology, Stratigraphic
942 _cBK
942 _2UDC
999 _c20500
_d20500