Keith Seabridge on Flickr From Treasurer's House, the deaf astronomer John Goodricke FRS 1764 - 1786 observed variable stars including ALGOL and δCEPHEI making possible the modern measurement of the Universe Minster Yard, York 17 Sep 2021 by York Civic Trust on 17 September 2021 Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap See also... Peter Hughes on Flickr
