Image from the Biodiversity Heritage Library.
Contributed by Smithsonian Institution Archives.
| www.biodiversitylibrary.org
Transcription
Forestville in Walnut Creek
1222.
S3B1.
B1--About 10 rods down the creek from the Forestville
station, and 30 feet below Erie railroad track.
Altitude approx. 850'.--bluish green shale,