Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Aug. 29-99 Tuesday, Green River.
Laddman S. & Co.
Castle Rock Mr M.E. of [illegible] City.
Nearly all a shale but
beyond the top sandy
shales predominate.
Dornist
Heavy fiddle
SS.
dep yellow shungite
depor jettin
Thin red deer greenish
gay yellow very thin
beds,
this new top.
Light bluish
faint or bed when weathering
[illegible] blue colors, thick carbon in place.
Occasionally dive into a steep shale
and an occasional hard bed.
above [illegible]
800 feet
There is much local dipping in the strata here
sometimes as much as 200. The top most strikes