Wimbledon, London Spencers attempted to get parliamentary permission to enclose the common as a new park with a house and gardens and to sell part for building. Following an enquiry, permission was refused and a board of conservators was established in 1871 to take ownership of the common and preserve it in its natural condition. Transport links improved further with railway lines to Croydon (Wimbledon and Croydon Railway, opened in 1855) and Tooting (Tooting, Merton and Wimbledon Railway, opened in 1868). The District Railway (now the London Underground District line) extended its service over new tracks from Putney in 1889. In the
London Underground Crossrail (which is officially called Elizabeth Line) and Tramlink. Other famous London Underground branding includes the roundel and Johnston typeface, created by Edward Johnston in 1916. The idea of an underground railway linking the City of London with the urban centre was proposed in the 1830s, and the Metropolitan Railway was granted permission to build such a line in 1854. To prepare construction, a short test tunnel was built in 1855 in Kibblesworth, a small town with geological properties similar to London. This test tunnel was used for two years in the development of the first underground train, and was