Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
9/9/76
7677
Dry Creek Valley
Gully Center W Bdy
see 13 T 7 S R 2 E.
series of yellow ss ledges
+ interbedded shales
of greenish yel aspect
w/o popcorn crusts.
CARBONACEOUS but no
lignite.
LANCE.