7/23/87 LJH877 KRJ 87134 1 to T, P.C. in pm Cool, Cloudy, in an 5N1/4, SE1/4, NW1/4) Sec. 28, T 131N, R. 10SW. Bowman Co., N.D. Near Sunset Butte, in Complete section of Hell Creek measured by Kirk J. g D. Fostofsky Levels collected a lower sandy level b middle clay layer c lateral clay vs s interbeds = to a Vitis stantowii Ficus arto carpuides Dryophyllum Platanophyllum montanum Androvertia? Metaseguia euneata Ginkgo b Pharnrophyll 2 lobed leaflet Top of internal accretion unit Just below gumbo cap. SS interbedded w/ convoluted CLAY Glypto. Sphenophyllum ACTINO, entire, crasp.