Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
England
Coal Measures
Millstone grit
Candle side
Granite li
for the main division.
Tournesian.
Scotland
Calcareous
sandstone &
sand marl &
coal
& limestone?
Calciferum
& coal beds
& cement
& iron ore
Concluding P. S. Carnethus
On Train July 31/73.