"Big Soviet Encyclopedia" is a unique publication that was created over many years in the USSR. The archives of this encyclopedia contain invaluable knowledge about the history, culture, science and technology of the Soviet Union. Each volume of the encyclopedia contains thousands of articles, illustrations, maps and tables, which allows every reader to find answers to any question. Published in 65 volumes, the "Great Soviet Encyclopedia" became an integral part of the libraries of every Soviet family. Its informative content and scientific approach to the presentation of the material make it a real treasure for everyone who appreciates knowledge and wants to get acquainted with the history of the past. This encyclopedia is not only a guide, but also a kind of quiz that helps you expand your horizons, understanding of the world and discover a lot of new things for yourself. The "Great Soviet Encyclopedia" still remains an important source of information for anyone interested in the history, culture, and scientific discoveries of the past.