Portal:London transport/Anniversaries/15 December


 * 15 December
 * 1906 – Great Northern, Piccadilly and Brompton Railway opens between Finsbury Park and Hammersmith.
 * 1913 – Thomas Sopwith establishes the Sopwith Aviation Company's factory at Canbury Park Road, Kingston to manufacture aircraft.
 * 2017 – All-night London Overground services begin.
 * 2019 – TfL Rail begins services between Paddington and Reading as the third stage of the Crossrail service implementation.