Richard Dadd, The Fairy Feller's Master-Stroke 1855-1864 © Tate, Oil on canvas, 54 x 39.4 cm
[VIDEO] Nicholas Tromans discusses Richard Dadd's The Fairy Feller's Masterstroke and a second "rarely seen version Dadd painted in watercolour, Songe de la Fantasie, both of which Dadd painted while living inside asylums."
via:
Tate Shots