'Silex arenacea' Blackfriars View of The Observatory in

View of The Observatory in Southwark

during a fire on the evening of April 11th

the lower half shows exhibitions of cotton and leather goods

' T Apsley Pellatt (1791-1863) was an unsuccessful candidate for election to the Royal Society in 1851

'Silex arenacea' Blackfriars View of The Observatory inFossil shells in sandstone, here termed 'calcereous sandstone'. Plate 15 from British mineralogy: or coloured figures intended to elucidate the mineralogy of Great Britain, by James Sowerby, volume 1 (London, R. Taylor & Co., 1804). The accompanying text states that 'Masses of this were found at near twelve feet deep in a lightly gravel stratum, in cutting the canal at the Isle of Dogs' The plate is inscribed: 'Feb. 1 1803. Published by Jas. Sowerby,