The documentary about a long-lost Russian tenor was presented by the singer Marc Almond who has a fascination with Kozin's "pure, beautiful voice and his expressive lyrical quality"
The document was prepared in the summer of 1956 and made available this week
1. An armillary sphere features on the flag of which western European country?
Most of his films were centred on an improbable event that turns the boredom of daily life into a vortex of comic escapades
Russia's ambassador to Poland said he regrests he 'wasn't sufficiently precise'
'Polish policy led to the disaster in September 1939, because during the 1930s Poland repeatedly blocked the formation of a coalition against Hitler's Germany'
Is he doomed to play the role of Mikhail Gorbachev to an organisation long as secretive as the Kremlin?
Sir Chris Chataway, the former world-record runner, acted as pacemaker to help Roger Bannister break the four-minute mile barrier. And he achieved so much more
Double bombings have killed at least 34 people
Head of MI6 whose achievements included bringing the double agent Oleg Gordievsky out of the Soviet Union
As the Russian engineer passes away, aged 94, here are five quick-fire facts to get you up to bullet-speed, pronto
Trivial Pursuit is our Christmas miracle, something that takes us back to a time when I was a toddler, the USSR was going strong, and Maggie Thatcher was at No. 10
Arguments and demands of president and his government “have no grounds in reality”
The country has banned Father Frost - the Russian equivalent of Father Christmas - from appearing on state TV as the character 'bears no relation to national traditions'
Gulf between rich and poor fuels revival of a practice which has become a status symbol for affluent men and a ticket out of poverty for young women
As hundreds of thousands of Ukrainians demonstrate against plans for closer ties with Moscow, a hated symbol of Soviet rule is removed