Harry Beck in 1931 by Harry Beck' is printed on every London Underground map. As part of the Transported by Design programme of activities, in 15 October 2015, after two months of public voting, Harry Beck's tube map was elected by Londoners as number 3 of the 10 favourite transport design icons. In 1938 he produced a diagram of the entire rail system of the London region (as far as St Albans in the north, Ongar in the north east, Romford in the east, Bromley in the south east, Mitcham in the south, Hinchley Wood in the south west, Ashford in the
Blue plaque of London plaques mark the sites of former buildings. Many of the 32 London boroughs also now have their own schemes, running alongside the English Heritage scheme. Westminster City Council runs a green plaque scheme, each plaque being sponsored by a group with a particular interest in its subject. The London Borough of Southwark started its own blue plaque scheme in 2003, under which the borough awards plaques through popular vote following public nomination: living people may be commemorated. The London Borough of Islington has a very similar green heritage plaque scheme, initiated in 2010. Other plaques may be erected