Fuseli, (-)Swiss fantasist painter Heinrich Füseli (1741-1825) had a strong effect on the likes of Sigmund Freud and Carl Jung with his nightmarish images. In fact, his most famous painting is "The Nightmare" painted in 1782 portrays the head of a black horse entering the nightime bedroom of a sleeping woman.
[Pickman's Model - H.P.L.]
[The Colour Out of Space - H.P.L.]