TY - BOOK AU - Lemon, Roy R. TI - Principles of stratigraphy SN - 06752037901 U1 - 551.7 PY - 1990/// CY - Columbus PB - Merrill pub. KW - Stratigraphy KW - Geology, Stratigraphic N1 - Part One Time and The Time Keepers 1 Time and Sediments 2 The New Uniformitarianism 3 Stratigraphic Classification 4 Geologic Timekeepers 5 Radiometric Dating 6 Magnetic Stratigraphy Part Two The Fossil Record 7 Fossils and Biogeography 8 Species Through Time 9 Biostratigraphy Part Three Lithostratigraphy 10 Stratigraphy from Boreholes 11 Seismic Stratigraphy 12 Changing Sea Levels 13 Cycles and Sequences 14 Sedimentary Systems Part Four Last and First Things 15 Quaternary Stratigraphy 16 Precambrian Stratigraphy ER -