pxltd: London Poster | Bibliothèque Design | Tribute to Harry Becks definitive London underground map by reproducing it using the two colours specified in the brief – red, for the Central line and black, for the Northern line. The other tube lines were deleted by virtue of not having the colour option to print them.
The Tate Gallery By Tube; by David Booth of the agency Fine White Line, 1986. ‘The Tate Gallery By Tube’ poster was commissioned for Art on the Underground, a poster-commissioning initiative launched in 1986. | Forgotten London Underground posters - Telegraph