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Geological map, The County of Cumberland, scale about 2
miles to 1 inch, surveyed by Thomas Donald, 1770-71,
published William Faden, Charing Cross, 2nd edn 1802;
geologically coloured by Adam Sedgwick, perhaps from about
1823?
There is a comment in Adam Sedgwick's field notebook no.12
p.88, 28 August 1823 - 'Miserable rain. Colour maps pour
passer le temps' This may or may not refer to this map.
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