Lexique stratigraphique international / Union internationale des sciences géologiques, [Commission de stratigraphie, Sous-commission du lexique stratigraphique]. International Union of Geological Sciences. Subcommission for Stratigraphical Lexicon. International Geological Congress. Commission de stratigraphie. Geology, Stratigraphic Nomenclature. QE645 .I57 1976 915 19 COA Cover title. English text. First ed. entered under: International Geological Congress. Commission de stratigraphie. Includes bibliographies and index. Paris : Centre de la recherche scientifique, 19 19 1900 Text v. : & portfolio (fold. leaves of plates : ill., col. maps ; 28 cm.) eng