Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
"The [illegible] has [illegible], and is 1200 ft thick.
Has many marine fossils and in general appears to
be like those [illegible].
Coal is present in some formations. In the Canyon
are [illegible] for that rock.
Brownwood, Wednesday March 19-1919.
Got up at 6:30 and at 8 o'clock are on our way
to Janota. The day is again fine and cool.
As we go south we are for a while [illegible] on the
Canyon and at about 17 miles south we are again upon Comancheria. Here the basal beds are brick red coarse and
muddy very irregular bedded sandstone. There are many
sorts of ling concretions and thin sheets of caliche or bedded
gypsum, and tiny dikes of impure [illegible] gypsum. Rain printing
are seen. It is the prevailing strata and on the land
side rather than on the marine side. This gritzy
thick and thin
25ft changes into more regular bedded and fine
grained sandstone. Then still higher are white ling
very firm grained sandstone that looks much like a
breathend [illegible] Mr. [illegible] tells me that
ery from gypsum are sometimes seen in it. In one