A limited edition Jovilabe Grand Orrery, made by George Gyori, mounted on an ebonised wooden base surmounted by a circular brass plate engraved with signs of the Zodiac, months of the year and the four seasons, the central stepped and turned brass column surmounted by a brass sun, the geared arms supporting the planets and moons of earth's solar system, 52 cm high, 43 cm diameter, 66 cm wide, total arm width