Harry Beck Underground station. Beck's home at 60 Courthouse Road, Finchley was marked with a plaque by the Finchley Society in 2003. Since 2001 Transport for London has also started to credit Beck for the original idea on the modern Tube maps. In March 2006 viewers of BBC2's "The Culture Show" and visitors to London's Design Museum voted Harry Beck's Tube map as their second-favourite British design of the 20th century in the Great British Design Quest. The winner was Concorde. In January 2009 the Royal Mail issued a set of postage stamps celebrating British design classics, among them was the contemporary
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