 The Metropolitan Water Board Railway was opened in 1916 to carry coal from the river at Hampton to Kempton Park.An engine house with powerful steam engines was opened at Kempton Park in 1929, which has now become Kempton Park Steam Engines museum.The MWB opened a succession of reservoirs - King George V Reservoir (Lea Valley) in 1912, Queen Mary Reservoir (Ashford) in 1925, King George VI Reservoir (Stanwellmoor) in 1947, William Girling Reservoir (Lea Valley) in 1951, Queen Elizabeth II Reservoir (Molesey) 1962, Wraysbury Reservoir 1967, and Queen Mother Reservoir (Datchet) 1976.