City workers interviewed about new threat of letter bombs - news report.
Building site in London where builders work in the rain with aid of large tents.
New protective clothing for builders shown in London.
News report about Camden Council wrecking empty flats in Hampstead to prevent squatters.
St Patrick's Day celebrations in for Irish Guards in Caterham and everyone else at the Royal Albert Hall.
The development of road, rail and water transport in Britain - focuses on nationalisation in 1947
New machinery and technology in use on modern railways around Britain.
Footage of bomb damage at Leicester Square and Tottenham Court Road in London - possible IRA attack.
Footage of the damage caused by a bomb blast in Piccadilly, London.
Footage of the destruction casued by bomb explosion on Hammersmith Bridge, London.
Footage of damaged caused by a bomb on a canal bridge in North London.
Work on the Underground's Victoria Line.