Further N. 200 yds. is N. bank of Columbia road, here the massive rock is fully exposed just below the chute, middle section of Denning. On N. side of Columbia road half a mile east of Clifty creek at crossing on Clifty creek. 8 in Banktown rock, Bl. Slate, my. 1 ft Devil's chert 6 in. chert 4 ft 3 in. clifty Den 3 ft massive D. Den Beyond town rock. Rogers Gap. Lower part of lower Utica but not lowest part. Contains 2 specimens of Crepispora verrucata, Helcero- trypa present. Ladysville, Middle Utica. Indian Fields is Madison bed, Hemotrypa Minutifella quadrata Bathstoma variabile Hemotrypa flabellaria. William, west of Richmond. west end of Tunnel to Lava & Middle Utica east end of Tunnel = Middle Utica west of bridge 62 a shelt Distance east of William = Middle Utic Locality 44 next to Indian Fields at mile post 30 east of Lexington, Mt Auburn Gymn. Sch. Loc. 49, James Hornback, west of Indian Fields, little gully N.W. R.R. = Mt Auburn. Loc. 62, Merritt's Ferry, have little dust from Gymn. Beds - Mt Aubu Amphedra schizotifera = character