00:30A History of the World in 100 ObjectsThe Silk Road And Beyond (400 - 700 AD)Korean roof tileBBC Radio 4 Duration: 14 minutes Fri 11th Jun 2010, 00:30 on BBC Radio 4 LWAvailable for over a yearListen nowKorea: source of modern-day electronic components. Neil MacGregor delves into the history of a an artefact from the region.GenresFactualHistoryBrandA History of the World in 100 ObjectsSeriesA History of the World in 100 Objects: The Silk Road And Beyond (400 - 700 AD) Source: BBC Online