LONDON UNDERGROUND: 150º Aniversario del Metro de Londres. [FOTOGRAFÍAS]

– http://cultura.elpais.com/cultura/2013/01/09/album/1357727279_164138.html#1357727279_164138_1357728359 http://www.flickr.com/photos/nationalrailwaymuseum/ http://www.mirror.co.uk/news/uk-news/going-underground-a-metro-spective-to-celebrate-150-1522223 http://www.ltmcollection.org/resources/index.html?IXglossary=Public+transport+in+Victorian+London%3A+Part+Two%3A+Underground http://curiososincompletos.wordpress.com/2013/01/09/london-underground-150o-aniversario-del-metro-de-londres-fotografias/