General Contents - Notes on clays, etc along the line of the St. Louis and San Francisco Ry: Stratigraphy - 1st Magnesian, Burlington Limestone, Calhoun Clay, [Chattanooga], Cherokee Limestone, Coal Measures: Minerals - halloysite, hematite, hemimorphite, iron ore, lead, limonite, kaolin, pyrite, sphalerite, zinc: Lithologies - chert, clay, coal, granite, limestone, loess, sandstone, shale, tripoli: Mines/quarries - potteries, brickyards, limestone quarries, terra cotta factory, lime/clay kilns, lead/zinc mines and shafts, furnaces, crushers, clay mines/shafts/pits, sandstone quarry, tripoli quarries; numerous named clay companies/brickyards, named zinc/lead mines: Paleontology - [none noted]: Hydrology - springs noted; Sugar Creek: [...]
