When you open the map you’ll see all the familiar squiggly coloured lines (red for Central, dark blue for Piccadilly, etc) and stations represented by dots. On each line, there darker lines ...

What London Underground passengers looked like in the Seventies and Eighties - Bob Mazzer spent years roving the Tube network photographing whoever caught his eye ...

Their shared goal was to link the two lines together in a circle under central London. Over the coming weeks, we’ll be using maps to tell you the story of each of London’s Tube lines.

Map of the Central line in 1912 (Image: TfL Corporate Archives) Two years later, the Underground Electric Railway Company of ...