John Martin (Haydon Bridge, 1789 - Isle of Man, 1854) THE CELESTIAL CITY pen, brown ink and watercolour, 150x195 mm on the recto, lower right, pen and brown ink: "J. Martin 1829" THE CELESTIAL CITY pen, brown ink and watercolour, 150x195 mm on the recto, lower right, pen and brown ink: "J. Martin 1829"