Design for a diving bell Product:Postcard one seated and the other

one seated and the other standing

which the Duke of Portland is handing to them

This would be one of his greatest games ever

Surrounded by other seated figures

The York and Lancaster towers at Windsor Castle

Design for a diving bell Product:Postcard one seated and the otherUnpublished 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