Section C+O RR cut, Photographed, at the Ky Blue St and Crs switch, Top of formation but not of formation. 11 ft 6 in. Sandury, black fine shale carb, sh. 21 ft blue arg. + arena- cene shales & Bedford + Berea limestones, with shelly or shaly zo partings apparently visible marked. Base of formation at level of track, Section along profile of the Eastering Ky Crest line Cr 2 incline. Top of Buena Vista. 25 ft Barometer. Thick to massive ls blue so, with blue arg, sh, partings as in Key Blue St and Crs gray or continuous red trim. 14 ft Soft blue argill, oh, 15 ft 6 in Black fine shale carb, shelly sandury, 25 ft. Bedford Berea lym- rng argillaceous + arenaceous sh, with shell zo. Partings: some of the partings slight by virdula + fern? sp'ns. 32 ft Ohio shale. Black fine shale carb. C+O RR, track.