55 years ago on October 4, 1957 the Soviet Union launched the first world artificial satellite.
In 2012 Russian Post issued the postal stationery devoted to this Historical event.
Total edition are 2 000 000 envelops.
The cover is cancelled with "the 55th anniversary of 1st Satellite launch” official post mark in Moscow on October 04, 2012.
Attachments: | 
