Field Notebook: SD 1940
Page 60
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
47 EB1-3 #14 B. - Road cut exposes zone of grey brown clay shales capped by flat barren Pierre-type concretions. This checks with section at 13 C -