Where can I find out more about Orreries?
• Ask Peter Grimwood: peter@orreries.co.uk • Visit a science museum and speak to the curator, there are orreries in the Science Museum (London, UK), The Museum of the History of Science (Oxford UK), Conservatoir National des Arts et Metiers (Paris, France), Museum of History and Technology (Washington DC), Adler Planetarium and Astronomical Museum (Chicago, USA) • Ask a library to access a book on the subject, good books to start with are: • Geared to the Stars – H C King and J R Millburn – ISBN 0 8020 2312 6 • Wheelwright of the Heavens – J R Millburn – ISBN 0 946836 45 0 • The Planetarium of Giovanni de Dondi – AHS – ISBN 0 901180 10 6 • Antide Janvier – M Hayard – ISBN 2 911063 00 7 • Jens Olsen’s Clock – O Mortensen – Published by the Copenhagen technical Institute • Visit specialist auction sales, read the catalogues, ask for (half-price) back number catalogues, talk to the expert. Christie’s hold three or four specialist sales each year at their South Kensington sale rooms. • Try
