04:00This Sceptred Isle: The 20th CenturyEpisode 41: 1948 - BR, the NHS and the Berlin AirliftBBC Radio 7 Duration: 15 minutes Wed 2nd Sep 2009, 04:00 on BBC Radio 7Across the decades, Christopher Lee's vivid account of Britain's fast-paced history. Narrated by Anna Massey, with Robert Powell.GenresDramaHistoricalFactualHistorySeriesThis Sceptred Isle: The 20th Century Source: BBC Online