Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
7/2/76
BUTTE IN sec. 20 T56N R 101 W.
Burru willwood BUTTE capped
w x bedded ss. channels
sep. by mudst. & sh. interals.
lower butte mostly red
banded sh & mudst. with
fewer channel ss. lower.
dip - abt 12° to SW.
7636 Corder
W'1/2, sec. 11, T 55N, R 102 W
vertebrates abt. 75 feet
vp cliff dip 10R° SW.
Below silt ST
willwood.
b 35! higher Celtis seeds in
mudstone now surface
blac
7/12 & 7/15/76