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Tag Indicator Content
041 ## $aEnglish
082 ## $a551.8
100 0# $aRobert R. Shrock
245 00 $aSequence in layered rocks : a study of features and structures useful for determining top and bottom or order of succession in bedded and tabular rock bodies
260 ## $aNew York $bMcGraw-Hill $c1948
300 ## $axiii, 507 p. $bfig. $c24 cm
500 ## $aIncludes index.
650 00 $aGEOLOGY