in 1558. Diessenhofen. The clock of the Siegelturm, installed in 1546. Mellingen. The clock of the , installed in 1554. Schaffhausen: The astronomical clock by in the gable of the Fronwagturm, installed in 1564, has five hands, including indications of the positions of the sun and moon in the zodiac, and a dragon hand indicating the lunar nodes. Sion: The Sion astronomical clock on the town hall dates from 1667–68. Its current mechanism was installed in 1902. Solothurn. This astronomical clock, installed by and in 1545 to replace an original of 1452, shows the positions of the sun and moon in the zodiac. Winterthur. This astrolabe astronomical clock was installed in 1529. The building which housed it was demolished in 1870. The clock is now an exhibit at the Museum Lindengut. Zug: The astronomical clock of the Zytturm was installed in 1574. Its calendar dial shows the zodiac, the lunar phase, the day of the week and the leap year cycle. United Kingdom A group of four famous astronomical clocks in the West Country, dating from the 14th and 15th centuries, all of which show the 24-hour time and the moon phase: Exeter. The Exeter Cathedral astronomical clock () Ottery St Mary. The Ottery St Mary astronomical clock (15th century) Wells. The Wells Cathedral clock (1386–1392) Wimborne Minster. The Wimborne Minster astronomical clock (14th century) Durham. Prior Castell's Clock in Durham Cathedral, installed between 1494 and 1519. Hampton Court Palace. The Hampton Court astronomical clock (1540) is on the interior façade of the Main Gatehouse. It is a fine early example of a pre-Copernican astronomical clock. Leicester. The Leicester University astronomical clock (1989) is on the Rattray Lecture Theatre opposite the Physics department. London. The astronomical clock of Bracken House was installed in 1959. Snowshill. The Nychthemeron Clock, installed in the garden of Snowshill Manor. St Albans. A modern clock dating from 1995, built from notes by Richard of Wallingford held in the Bodleian Library, Oxford. On display in St Albans Cathedral. York. The York Minster astronomical clock, an astronomical clock installed in 1955 as a memorial to airmen killed in World War II, shows the positions of the sun and stars from the perspective of a pilot flying over York. It was damaged by fire in 1984, and is not currently working. See also Astrolabe Astrarium Clock of the Long Now, also called the 10,000-year clock Solar System models