The Night-Hag Visiting Lapland Witches, 1796, Oil on canvas, 40 x 49 3/4 in. (101.6 x 126.4 cm), Paintings, Henry Fuseli (Swiss, Z?rich 1741?1825 London), This canvas, first exhibited in 1799, was sold by the artist in 1808 to his biographer, John Kn