"Great Soviet Encyclopedia" (AH) is a cult publication that is a symbol of the Soviet era and the greatness of science and culture. This encyclopedia consists of numerous volumes, where a wide range of information from various fields of knowledge - from history and geography to science and technology, art and literature - has been collected by the selection of prominent scientific specialists and writers. The "Great Soviet Encyclopedia" is an extremely valuable source of knowledge and is considered one of the most complete and authoritative reference books of the last century. The book is undoubtedly a mandatory element of every library and an important attribute of cultural heritage.