The "Greater Soviet Encyclopedia" is a huge and detailed reference book that has become an invaluable source of knowledge for generations of Soviet citizens. Published in 1926, the encyclopedia consists of dozens of volumes containing information on various aspects of life, culture, science, technology, history and other areas of life. "Bolshaya Sovetskaya Encyclopedia" reflects the worldview and ideas of that time, providing an opportunity for everyone to get acquainted with the rich heritage of Soviet culture. This is an important source of knowledge for those interested in the history and culture of the last century.