Building of the underground shelters in London - 1939.
A look inside an air raid shelter at an exhibition opened by the Mayor of Westminster.
A trailer shows us how to adapt one of our rooms into a refuge during air raids.
Scenes of the British government's underground bomb shelter used in the Second World War
Construction of nuclear fallout shelters for families in Kent.
People are instructed how to make their shelter warm and more conformable.
Civilians prepare a room in their house as an air raid shelter.
Instructional film on how to ensure your air raid shelter is properly constructed.