Measured By J.M. Jewett, 1938; Gray shale,Limestone, nearly black,Dark shale, fossils,Gray limestone,Shale, many Chonetes,Light gray limestone,Clay shale,Massive, medium gray limestone, breaks into great blocks, crinoid stems,Shale,Limestone, light gray, cryptozoans, Osagia,Shale, gray limy,Shale gray, crystalline geodes,Sandstone, platy, limonitic,Shale, gray,Limestone and shale, thin beds, gray,Limestone, light gray, Marginifera, bryozoans,Shale, limy,Shale, gray, fossils,Limestone, nodular, fossils,Limonitic shale, fossils,Coal, trace,Shale, clay, limonitic,Limestone, nodular, sandy, micaceous,Shale, blocky, gray, limonitic at base,Sandy shale, micaceous and clayey,Limestone, thin bedded, ferruginous,Shale,Limestone, weathers nodular,
