Original Drawings Ogoron 1986 11″ × 8½” 19¼” × 16¾” framed $2,500 Ambold 1986 11″ × 8½” 19¼” × 16¾” framed $2,500 Nightscape 1987 10½” × 7″ 20½” × 175⁄8″ framed $2,800 Tweet