Bulgaria - Sofia Oath of young soldiers of the garrison. Bulgaria - First flight over Sofia sixty years ago. (Photo). Demonstration of Soviet jet plane TU-134 And at the Sofia airport. Bulgaria - Soviet ship "Meteor-3" on the Danube. Bulgaria - Soviet aircraft TU-154 at the Sofia airport. GDR - Installation of elevators by helicopter. GDR - Test and the opening of a new railway bridge over the Elbe at Rosslau. Germany - The opening of a new giant bridge over the Rhine in Dumburge. Germany - The opening of a new giant bridge over the Rhine in Dumburge. Germany - The opening of the Rhine-Main-Danube Canal. Germany - Preparing for Christmas in Essen and in West Berlin.