looper23: 378152, Crystal Palace
looper23: Unknown Warrior memorial, London Victoria station
looper23: D stock, Upminster Underground station
looper23: signal box, Upminster Underground station
looper23: D stock, Upminster
looper23: Upminster Underground station
looper23: shelters, Upminster
looper23: shelters, Upminster
looper23: shelters, Upminster
looper23: WW2 gas decontamination and cleansing centre, Upminster
looper23: WW2 gas decontamination and cleansing centre, Upminster
looper23: Tett Turrets, Hornchurch
looper23: pillbox, Hornchurch
looper23: pillbox, Hornchurch
looper23: Battle HQ pillbox, Hornchurch
looper23: Battle HQ pillbox, Hornchurch
looper23: pillbox, Hornchurch
looper23: fighter pen shelter, Hornchurch
looper23: fighter pen shelter, Hornchurch
looper23: Surrey Quays Overground station
looper23: Surrey Quays Overground station
looper23: 378153, Surrey Quays Overground station