"Great Soviet Encyclopedia" is an encyclopedic edition published in 1926-1947. This is the first general encyclopedic dictionary that became part of the cultural heritage of the Soviet Union. The "Great Soviet Encyclopedia" contained a wide range of information about world and Soviet science, culture, technology, history, geography and other fields of knowledge. The publication is noted for its detail and authority and is still one of the important sources of knowledge about the past. "Great Soviet Encyclopedia (AYU)" is an indispensable encyclopedic work that helps everyone who wants to get to know the world, its history and culture more deeply.