The Mayor rides the roundabouts . Opens old May Fair at Heston . Driving from Hounslow Council House in Mr Bertram Mills four in hand , the Mayor of Heston and Isleworth , Alderman G R Speed , opened the Agricultural Fair , one of the oldest in the country , at Heston . After the ceremony the Mayor and his party toured the Fair . Photo shows , the Mayor of Heston and Isleworth , Alderman G R Speed , rides the roundabout with Mr Bartram Mills after opening Heston Agricultural Fair . 1 May 1936 *** Local Caption ***