Image from the Biodiversity Heritage Library.
Contributed by Smithsonian Institution Archives.
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Transcription
Limestones with Clewells
Cambrian fossils.
Stissing Mt. in N.E. Dutchess County,
New York.
Hyolithellus unicavus in the
limestone layer imme-
diately abov the sandstone
Clewells, Thompsons in the
sandstone itself 50 ft. below St.
Stuyversant NW Columbia County NY.
In limestone 5' thick plenty fossils.
slate above and slate, quartzite
and limestone breaths, in
rather rapid changes.