"Great Soviet Encyclopedia" is an encyclopedic publication covering a wide range of knowledge from various fields of science, culture, history, technology and many others. First published in 1926, this encyclopedia became an important source of information for Soviet society. "Great Soviet Encyclopedia" contains descriptions of thousands of thematic articles, illustrations, cartographic materials, which make it an extremely valuable source of knowledge and reference literature. This encyclopedia reflects the scientific, cultural and political views of the time, becoming an in-depth reference for readers interested in the history and culture of the Soviet Union.