Detail of the lower right light of the stained glass window in the ground floor in the office used as tourist information point, presented by the Mayors of Derry, Sir Henry F Miller, Sir John McFarland, and Matthew Ballantine, displaying Derry in 1793. The stained glass window was manufactured by Campbell Brothers in Belfast, destroyed in 1972 by an IRA bomb, and restored by Calderwood Glass, Newtownabbey.