Measured By J.M. Jewett, 7/31/1935; Mass of chert, base of limestone, scarp,Shale, flaky, gray, +/- nodular in upper +/- 5 ft. with a zone of limonitic concretions 6 - 7 ft. above base, lower part is blocky clay shale, with few concretions of limonite,Limonite, slabby, carbonaceous, earthy +/- crinoidal, weathers brown, corals,Shale, yellow clay, +/- flaky,Covered, or not well exposed, yet is clay shale,(Basal Bronson scarp),Note: a clean exposure, No. 3 is No. 2 in C-131,