Field Notebook: WY, MT 1988
Page 69
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
8/8/88 8820 Five mile Hill N. of Custer, Yellowstone Co., MONT. olive greenish sumpo Hell Creek Sequence Capped by yellow FT. Union BS & mudsT. - 8820d 10-16Vcm, above coal Coal #2 -> 8820c -> immediately below co. Grey mudst | 10 ft. - 2f. coal #l -> 1ST Coal I