Paintings, 'Graham Island' by R Irton Plate 6 showing four views of Graham Island [Ferdinandea Island, Italy]: from the north-northeast at a distance of two miles; from the south-southeast at a distance of one mile; from the south-southwest at a distance of one and a half miles; and from the northwest at a distance of one mile. Inscribed with publication and plate details. Below the title 'August 7th 1831' appears in ink, as do captions beneath each view which correspond with the captions in the published work. Signed in ink bottom right 'R Irton. Captn [Captain] Rifle Brigade'. The manuscript for this paper is wanting. Subject: Geology Published in Philosophical Transactions as part of paper titled 'Some account of a new volcano in the Mediterranean' by John Davy. Read to the Royal Society on 22 December 1831. 7 August 1831