The "Great Soviet Encyclopedia" is one of the largest and most expensive publications in the world, which was published in 65 volumes between 1926 and 1947. This encyclopedia, which was created during a difficult period of history, is an important source of knowledge about history, culture, science and technology. It contains a wide range of information about various aspects of life and the formation of Soviet society. Each volume of the "Great Soviet Encyclopedia" is a real treasure trove of knowledge that helps to understand and comprehend the past of the USSR.