East German construction workers, supervised by East German border guards, build the Berlin Wall, 1961.
The mushroom cloud generated during Britain's first hydrogen bomb test over Malden Island in the Central Pacific, dropped by a Royal Air Force Valiant bomber, 15 May 1957.
HMS RESOLUTION, the first nuclear-powered ballistic missile submarine to be equipped with Polaris missiles, seen underway on the surface probably off the Scottish coast c. 1970.
A child using a hammer and chisel to remove a piece of the Berlin Wall after its opening by the East German Government on 9 November 1989.
East German guards struggle to restrain a crowd during the opening of the Berlin Wall, November 1989.
HMS CONQUEROR, the Churchill class nuclear-powered fleet submarine, underway in the early 1970s. In 1982, the submarine sank the Argentine cruiser ARA BELGRANO during the Falklands War.
The memorial to Olga Segler, an East German killed when attempting to escape over the Berlin Wall, 25 September 1961.
The West German flag flies over the Brandenburg Gate in Berlin, with a graffiti covered section of the Berlin Wall in the foreground, 1990.
A Berliner chipping away part of the newly-opened Berlin Wall, 23 January 1990
The partially restored Brandenburg Gate in Berlin decorated with flags, banners and slogans promoting a Festival of German Youth, 1 May 1950.
The pre-production Supermarine Scimitar strike fighter about to be launched from HMS ARK ROYAL during carrier trials in the English Channel, 6 January 1957.
HMS CUMBERLAND during "pre-wetting" trials in the Mediterranean, April 1954. Pre-wetting was a method of removing radioactive 'fall-out' from the ship's surfaces.