Cod eye lens under polarised light Size:S: 30 x 25cm This cartoon depicts the blind

This cartoon depicts the blind Postmaster General

Tou-Tou a be-ribboned French Poodle

County Antrim

the Prince of Wales was in great danger and his recovery sparked a outburst of public support for the monarchy and a thanksgiving service was held at St Paul's at the end of February 1872

View of Hampstead Heath

Cod eye lens under polarised light Size:S: 30 x 25cm This cartoon depicts the blindPlate 12 figures 1 6 from the paper 'On the structure of the crystalline lens in fishes and quadrupeds, as ascertained by its action on polarised light', by David Brewster, Philosophical Transactions of the Royal Society, vol. 106 (1816), pp. 311 317. Brewster compares the structures displayed by a fish eye lens with those of a sphere of crown glass (figure 5). The paintings are inscribed above with publication and plate details. Not signed. Royal