Eugene Delacroix was the greatest French painter of the Romantic Movement. Delacroix's output was enormous. After his death his executors found more than 9,000 paintings, pastels, and drawings in his studio and he prided himself on the speed at which he worked, declaring 'If you are not skilful enough to sketch a man falling out of a window during the time it takes him to get from the fifth storey to the ground, then you will never be able to produce...