It extended the CCE&HR line from its terminus at Golders Green to Edgware in two stages: to Hendon Central in 1923 and to Edgware in 1924.
De forlængede CCE&HR-banen fra endestationen i Golders Green til Edgware i to etaper: til Hendon Central i 1923 og til Edgware i 1924.