Dk gray with few thin silt beds. [Sample 8] AA. 0.3 Bentonite BB. 2.5 Dk gray shale grading to olive weath silty sh, CC 2.12 Interbedded silty shale and olivc br. weath, thin beds siltst + fine ss. Local calc. conc. in this zone. Sample 9. DD. 7.4 Dk gray shale somewhat silty loc., gypsum (Sample 10.) EE 8.3 Interbedded dk gray fissile gyps, shale, calc. siltstn + fine ss and, in upper 4',t, beds xln (petrolite.) ls. -- Fossils in limey siltsto ls. From here Bellvue coll of 1951 came. (Sample 11 = shale) AB12 FF. 4.0 Gray clay shale, finely silty, GG 0.1 Bentonite HH 4.7 Gray clay shale, fincly silky with thin some silt laminac. S II 3.7 Interbedded silty gr sh and platy siltstone; weak calc@? reaction. JJ. 1.1 Bentonitic clay KK. 2.6 Shale, dk gr. silty with thin silt lamination. 15 37