Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Measuring from top of 2nd bentonite down in German
to base of Ardmore -
14.0
Sample German 1 about 1 foot below
Ardmore to 2 ft below
Sample German 2 about 1 ft below
2nd bentonite
0.7 Bentonite
Measuring down from Ardmore
16.0 to base thin bent. German #3 is
just below this.
18.0 below Ardmore ? thin bed (calc
shale) German #4
16