Surviving traces of a ditched boundary between Long Ditton and Thames Ditton parishes may be pre-Saxon in origin if they are part of the 'long ditch' from which Long Ditton gets its name. Noted by D Field. (see Bulletin 165) Year 1979-80 ID 2028 NGR TQ166671 Link Bulletin 165 Periods Saxon Borough Elmbridge Organisation Surrey Archaeological Society NGR range 166 167, 671 647