The "Great Soviet Encyclopedia" is a grandiose publishing project that became a real treasure trove of information in Soviet times. Published in 65 volumes, it covers a wide range of knowledge from various fields of science, technology, culture, art and history. Each volume contains many articles, illustrations, diagrams, maps and tables, thanks to which the reader can get complete and interesting information on any issue. "Great Soviet Encyclopedia" is an irreplaceable source of knowledge and an important document of the history of culture and science of the last century.