Luton Airport Luton Airport London Luton Airport , previously called "Luton International Airport", is an international airport located east of the Luton town centre in the county of Bedfordshire, England, and is north of Central London. In 2016, over 14.6 million passengers passed through the airport, a record total for Luton making it the fifth busiest airport in the UK. It is the fourth-largest airport serving the London area after Heathrow, Gatwick and Stansted, and is one of London's six international airports along with London City and Southend. The airport serves as a base for EasyJet, TUI Airways, Ryanair and Wizz Air
London Underground S Stock (ex-Metropolitan Railway) used with two 1925-built prototype driving motors. In 1925, two driving motor cars were built as prototypes for what would later become the T stock. In the London Passenger Transport Board numbering scheme, they became 2598 and 2599. After the trailer cars were withdrawn from service in the 1940s, the two driving motor cars remained in service on the East London Line, being used with a 1923-built control trailer. These three cars were withdrawn in 1950. London Underground S Stock (ex-Metropolitan Railway) S stock is the designation given to one train of eight cars by London Underground in the 1930s.