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 and the LCC's title. Though this design was used consistently from 1903 to 1938, some experimentation occurred in the 1920s, and plaques were made in bronze, stone and lead. Shape and colour also varied. In 1921, the most common (blue) plaque design was revised, as it was discovered that glazed ceramic Doulton ware was cheaper than the encaustic formerly used. In 1938, a new plaque design was prepared by an unnamed student at the LCC's Central School of Arts and Crafts and was approved by the committee. It omitted the decorative elements of earlier plaque designs, and allowed for lettering