Labels:bulletin board | concert | door | fence | flower | hakham | sky | trade name | tree | vegetarianism OCR: these two decades that large -scale work was conducted to discover and study pieces ir churches and monas teries many of which came to the Tretyakov Gallery after they had been restored The efforts of the researchers and restorers provided the gallery with one of the most extensive collections of Russian icons from the 12th and early 13th centuries. Most of them came from the Moscow Kremlin' Assumption Cathedral which had housed the oldest and most famous icons from all over Russia since the 16th century These include the icon of The Ustyug Annunciation' (1130-1140, Novgorod) monasi steries Mosi ther
