In 2011, a series of “Monuments of science and technology” continues to issue four stamps dedicated to the clock tower of Russia – one of the oldest types of mechanical watches. The world’s first tower clock in London, appeared on the tower of Westminster Abbey as early as 1288. In Russia the first mechanical clocks were installed in the Kremlin in 1404. They had a rotating dial with a stationary arrow. Clock tower at Frolovska (Saviour) Tower of Moscow Kremlin appeared in the XVI century. In the XVII century clock tower commonly spread in our country.
Depicted on the stamps:
1. The clock on the Central Telegraph building. Moscow.
2. The clock on the building of the Admiralty. St. Petersburg.
3. The clock on the building of Moscow State University. University. Moscow.
4. The clock on the building of the railway station. Sochi.
Title: Monuments of science and technology
Date of Issue: 16 May 2011
Denominations: 9.00, 12p, 15p, 25p