"Bolsha Sovetska Encyclopaedia" is a general education publication that was published in the Soviet Union. This encyclopedia is the largest and most comprehensive Soviet encyclopedia, published in 65 volumes in 1926-1990. The publication covers all aspects of science, culture, technology, history and much more. More than 100 thousand articles and illustrations make the encyclopedia an inexhaustible source of knowledge for readers of any age. "Big Soviet Encyclopedia" is an invaluable reference for those interested in the history, culture and science of the former USSR.