Central line: The line from just north of White City to Ealing Broadway was built in 1917 by the Great Western Railway (GWR) and passenger service introduced by the Underground in 1920.
Central line: Banen fra umiddelbart nord for White City til Ealing Broadway blev anlagt i 1917 af Great Western Railway (GWR) og passagertog blev introduceret af The Underground i 1920.