Basic Details Surname Griffiths Forenames J Howard Gender Not stated on memorial Information stated on memorial War Second World War (1939-1945) Served or died Died Notes from Post Office, Bronwydd Primary Service As stated on memorial Service (Primary - Stated) RAF Rank / Title (Primary - Stated) Sergeant Navigator Our References Service (Primary - Our reference) Royal Air Force/ Royal Flying Corps Rank / Title (Primary - Our reference) Sergeant (Navigator)