Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
"above
follows, Medina sandstone in district then say
its acting somewhat irregular upon the Cataract,
Upon Cataract shale about 4 feet instead of
10 as in the gulech. Then 3 ft. of their redded
and magnesian-
green siliceous limestone abounding in Helfhorn.
Late down that no such development in the gulech and 1/2 mile to
the west. Then the brown green shales, I see them lying
to back to the gulech I see these same lie at the level of the gulech so that they are at the top of the
section. There appears there's little a little difference
in dip between the two sets of strata thus:-
Medina then redded sandstone.
4 ft. shale upon limestone 3 feet Tunnel
above
10 feet of shale (middle shales)
green then agillucino limestone 2 feet
7 feet of shale thin shales
Basal sandstone about 20 feet.
Queenstown.
The tunnel is on some than 1/2 mile over
of western line of Leviston.
dip exaggerated some."