Britain's second nuclear submarine 'Valiant' is launched in Barrow-in-Furness, Cumbria.
Item title reads - Britain's second atom submarine.
'Valiant' launched in Barrow-in-Furness, Cumbria.
Various shots of all-British Nuclear submarine 'Valiant' on the slipway. M/S submarine on the stocks ready for launching. M/S cranes and shipyard. M/S's showing the first unit of the third nuclear submarine already being built. M/S 'Valiant' on the slipway. M/S Mrs Peter Thorneycroft, wife of the Minister of Defence, on launching platform. L/S workmen standing on the deck of the submarine. M/S Mrs Thorneycroft pulling lever to launch the submarine, the bottle hits the bow. The 'Valiant' moves slowly down the slipway and enters the water. M/S crowd on launching platform cheering. L/S of the 'Valiant' in the water. C/U of chains dragging behind. M/S 'Valiant'. M/S crowds waving. L/S 'Valiant' in water with crew on deck.