Exhibition of watches at the Polytechnic Museum in Moscow.
The exposition of the objects tells about the history of the appearance of mechanical watches in Russia from ancient times: from the very first, wooden mechanisms, to modern technical devices designed to measure time.
The first hours in Orthodox churches.
Hourglass.
Clock is an asterisk.
A table clock.
Color engraving with a portrait of the Grand Duke of Moscow Vasily.
Calendar: 03.07.2005