Improved machine for sampling sea-water at depth Size:L: 90 x 60cm 'Great Lion Show'

'Great Lion Show'

Barrington stands in back view holding his glass

with his dog sitting next to him

reads a speech or announcement

Interior view of Surrey Chapel with a service taking place

Improved machine for sampling sea-water at depth Size:L: 90 x 60cm 'Great Lion Show'Plate 12 from the paper 'On the specific gravity, and the temperature of sea waters, in different parts of the ocean, and in particular seas; with some account of their saline content', by Alexander Marcet, Philosophical Transactions of the Royal Society, vol. 109 (1819), pp. 161 208. The instrument was made by John Newman of Lisle Street London and used by William Edward Parry's 1819 1820 expedition Baffin Bay aboard HMS Hecla. Original: pencil on