London Underground S7 and S8 Stock
…lines since 2010. Manufactured by Bombardier Transportation's Derby Litchurch Lane Works, the S Stock was ordered to replace the A60, A62, C69, C77 and D78 stock on the Circle, District, Hammersmith & City and Metropolitan lines, which all dated from the 1960s and 1970s. The order was for a total of 192…