Art for the London Underground 2014 Wall Calendar: Art for the London Underground Wall Calendar: The world"s first underground railway, the London Underground, opened its first section in 1863. In 1908, posters—a revolutionary new graphic medium—were introduced as a way to advertise the expanding transit system. Soon, the Underground was established as a leader in the field of poster publicity—and you"ll understand why when you enjoy the 12 vibrant examples in this calendar. EAN: 9780764964602