Handbill advertising Mr Lloyd's astronomical lectures, March 1821.
© Science Museum / Science & Society Picture Library
Handbill advertising astronomical lectures illustrated with a demonstration of the 'Dioastrodoxon' or 'Grand Transparency Orrery',at the Minor Theatre, Catherine Street, London, 14-17 March 1821 by Mr Lloyd of an orrery. The demonstration is given in five parts including the seasons, the moon and it's eclipses, the whole solar system, laws of gravitation, with a grand finale of the northern and southern celestial heavens. Printed by W Glendinning (25 Hatton Garden, London).