Design for a diving bell Size:XL: 120 x 80cm with figures in the foreground

with figures in the foreground

with two tables detailing Hackney coach fares and watermen's fares

With figures

Other measures unconnected with the Reform of Parliament seem to me to be needed if the future of the country is to be assured'

Design for a diving bell Size:XL: 120 x 80cm with figures in the foregroundUnpublished plate from a paper on the art of diving by Anthony Fothergill FRS (1737 1813) and Granville Sharp. Submitted to Dr William Watson for publication in the Philosophical Transactions of the Royal Society, but not printed. The scheme shows an upturned boat with a single passenger. The boat is held in a wooden frame and a weighted rope is passed through its keel. By operating a pulley system, the diver supposedly can raise and lower the