00743nam a2200253 a 450000100060000000300080000600500170001400800410003102000150007203500190008703500140010604000310012004100080015108200200015910000410017924500640022025000190028426000300030330000330033350400510036665000280041765100180044570000260046311622BD-RjUL20211208235144.0140127s1957    nyua     b    001 0 eng    a0471225398  a(BD-RjUL)11671  a(BD-RjUL)  aLCbengcLCdXNTUdBD-RjUL  aeng00a551.7bDUP 19571 aDunbar, Carl O.q(Carl Owen),d1891-10aPrinciples of stratigraphy /cCarl O. Dunbar, John Rodgers.  aWiley Int. ed.  aNew York :bWiley,c1957.  axi, 356 p. :bill. ;c27 cm.  aIncludes bibliographical references and index. 0aGeology, Stratigraphic.  aNorth America1 aRodgers, John,d1914-