To provide a forum for open discussion of research on Late Cambrian and Ordovician geology of the southern Midcontinent, the OGS sponsored this symposium October 18-19, 1989. The symposium was held at the Oklahoma Center for Continuing Education,...
A symposium entitled "Recent Advances in Middle Carboniferous Biostratigraphy" was held at Stillwater, Oklahoma, on March 5, 1990 , as part of the annual meeting of the South-Central Section, Geological Society of America.
Water chemistry--Tar Creek (Okla. and Kan.)--Statistics; Water quality--Tar Creek (Okla. and Kan.); Water-- Pollution--Tar Creek (Okla. and Kan.); Water--Composition--Tar Creek (Okla.and Kan.)--Statistics; Mine drainage--Tar Creek (Okla. and Kan.);
Chemical analyses of water samples, Picher mining area, NE Oklahoma-SE Kansas.