General Contents - [geologic mapping, southeast Missouri]: Stratigraphy - Bonneterre, Burlington, Cambrian, Cotter, Davis, Eminence, Everton, Gasconade, Jefferson City, Mississippian, Pennsylvanian, Potosi, Precambrian, Roubidoux, St. Peter: Minerals - clay, iron, plastic clay: Lithologies - breccia, chert, conglomerate, dolomite, limestone, "marble" [limestone], quartzite, rhyolite, sandstone, shale, tuff: Mines/quarries – iron mine: Paleontology – Crinoids, cryptozoan reef, gastropods, Lecanospira.: Hydrology – Named stream.: Structure – Contacts. Ripple marks.: Oil/gas – [none noted]: Karst – Filled sinkhole. Cave; Whaley.: Measured Sections – [none noted]: Blank/missing pages – Blank: 2, 4, 6, 8, 10, 12, 14-100, inside back cover.: [...]