Date of introduction into revision: 22nd 2003 Technical characteristics Nominal Metal Mass, g Diameter, mm Category of quality carbuvannya Gurt Circulation, pcs. Actual circulation, pcs. 2 nickel silver 12.8 31.0 special corrugations 30,000 30,000 A lot of people started to grow up in a bit of sleep with a stretch of bagatokh vіkіv, but practically aviatia (in Latin avis - a bird) began to evolve from the XX century. First, they put Brother Wright's internal combustion engine on the lіtak. On the 17th of 1903, the fate of the first successful policy of the poet came to life. And already, for example, the 30's rocky appeared reactive dvigun. From that hour, the development of aviation will grow by seven-league crocs.