Building A Traditional Drum Type Orrery….
Member Peter R has dropped a line to the Newsdesk from rural Nantwich updating us on his latest fascinating project. Peter wrote in November 2020 describing his Orrery & in April this year described his Heliochronometer. Peter takes up the story: ‘Many orreries produced in the 18th and early 19th century were constructed with the Read more about Building A Traditional Drum Type Orrery….[…]