Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
improv.
4/1' 5y8/2 sh. do 38,9
4/1.3 very Thin bedded
(papery) very fissile
5yr 2/2 to 10yr 6/2
lignite sh.
4/1.8. Sh. fiss thin bed.
papery 10yr 5/6
x2,2 5y6/1 Thin
papery sh.
wh color 5y7/2
here section
broken & moved
4/0 yrs least for
A better dim