Sept 11-1902 Buffalo, Sap. continued The following section begins near the 231st miles post to Fort Omrore, C. & O. R. Ry and N.-Ry. greats 232 mile post near the railroad stations at Buffalo Sap. The section is from E. to North-West. On each side of the 231st post the Man- tinting shale is shown. Just beneath the Manassettu the shale has a number of thin inherent sandstone seams in which occur Ambonychia, Archiolyra rarely and more commonly Orthus serratus and Orthoryschula linneze. In iron beds (possibly 200 or more feet) occur Trinculus and Ostracods (on the finer grains). Within a few feet of the top of the Manas- ting shale there is a zone of sandstone ten, foot thick having a dip of 350 E. About 10 yards south the Manassettu stands vertical with a strike N. by 10° E. There is here then a ordinarily regarded as a such unconformity and what is a fault.