Portrait of John Whitehurst Half-length portrait of John Whitehurst in profile, seated at a drawingboard. Dressed in a brown coat and waistcoat with a white shirt, he holds a pencil in his right hand. A volcano in the distance. Inscribed on the reverse "Portrait of / John Whitehurst FRS/ Author / of an Inquiry Into the / Original State and formation / of the earth / and other / Philosophical Works/ W H Craft Fect./ 1786". In gilt-metal laurel frame within ebonised wood. 1786