Datchet, near Windsor, Berkshire
William Herschel and his sister Caroline Herschel (1750-1848) lived at Datchet in 1782-1785, a house provided by the King when William was appointed Royal Astronomer. Caroline was appointed Assistant Astronomer at a salary of 50 per year, making her the first professional female astronomer. William completed a 20 ft reflector in 1783. In Jun 1785, they moved to Clay Hall, near Old Windsor. In Apr 1786, they moved to Slough.
See THIS LINK
To see an Ordnance Survey map click at
An extract from
The Mathematical Gazetteer of the British Isles
created by David Singmaster
The original site is at