Al near North Fork of Sulphur creek, 1 mi. E of North of Riddville. 36 ft about estimated 50 ft about estimated interval. 29 ft Pseudr Madison measured 21 1/4 estimated, 136 ft Richmond, Measurement mid of center. 8period Plate 3 Contract of Irvine Plate C Kintzary clay perpendicular + Rids rising above the 2 mile. Taken from point slightly east of most northern pointy Riddville line geology North Fork of Riddville, Direction of river, towards S E from here. Photo 4 Ridden out below Plate D Clinton, at Hornback corner of L+E RR = 1 1/2 mi. Wg India Fields. 70 ft to mile grade Photo 5 2nd cut west of Plate E Hornback curve. Lower part of Richmond, Photo 6. I invest Riddmond, just E of my face Stationery- point along RR, east of three: above same in other notebook. Collected 9 most Richmon and line for analysis, 20 ft of this section. 5 immediately above is clay sort of Middle beds of Richmond. Immediately film is thick that section at face of Ridmon, not exposed, possibly 20 ft thick, but impossible to tell. Lynx beds here. The home in middle of road at eastern Lynx exposure is that of Thur Wild Abbott, 2nd cut E of Abbot's Lynx ex- posure, I invest part of Middle Richmon and north of gabling clay exposure. Collected 3 for analysis, 30 ft up to magrinite clay at west end of cut. 8 sample near base,