Title: Travel permit for Russia
Description: Travel permit, issued by Tsar Nicholas I, to Roderick Murchison, allowing him to travel in Russia.
Murchison, was elected to the Society on 3 December 1824, was a Scottish geologist who famously travelled in Russia between 1840 and 1845 to study its Palaeozoic rocks. His studies in Russia resulted in his defining a third geological system – the Permian, named after Perm – to add to the two he had already classified – the Silurian and the Devonian.
The results of his fieldtrips were published as: Murchison, R I, ‘The geology of Russia in Europe and the Ural Mountains’, London: John Murray (1845).
Date: 6 August 1845
Format: Printed paper
Archive reference: LDGSL/866
Image reference: 09-30
Recommended print size: Up to 20 x 16 inches (50 x 40cm)