P187 CEEFAX 187 Thu 23 Jun 20:05/42   RAIL NEWS     SOUTHERN REGION CANCELLATIONS  1620 Holborn Viaduct-Orpington 1653 Charing Cross-Sidcup 1710 Cannon St-Barnehurst 1729 Victoria-Coulsdon North 1743 Charing Cross-Dartford via Bexleyheath 1745 Holborn Viaduct-Maidstone East 1804 Cannon St-Sevenoaks 1820 London Bridge - Sutton EASTERN REGION CANCELLATIONS  1635 Liverpool St to Shenfield 1642 Liverpool St to Southend Victoria 1739 Fenchurch St to Laindon