The extension to Aldersgate Street and Moorgate Street (now Barbican and Moorgate) had opened on 23 December 1865 and all four tracks were open on 1 March 1866.
Forlængelsen til Aldersgate Street og Moorgate Street (nu Barbican og Moorgate) havde åbnet 23. december 1865, og alle fire spor var åbnet 1. marts 1866.