TY - SER TI - International Geological Congress - Report of the eighteenth session KW - International Geological Congress - Great Britain - 18th session - 1948 KW - Stratigraphic geology KW - Pliocene geologic epoch KW - Pleistocene geologic epoch N1 - This is an Book reviews of International Geological Congress - Report of the eighteenth session, Great Britain, 1948 ER -