Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
72144 Little Mt escarpment
in NE 1/4 sec 8 T 138 W
A 100 w. Billings Co.
Sentinel Butte Mbr
Fv, Fm.
TRACY MT.
All Sentinel Butte Mbr
To Top Now.