"Great Soviet Encyclopedia (KP)" is an immortal symbol of Soviet culture and education, published in 1926–1947 and 1950–1991. This huge volume included knowledge from all fields of science, technology, art, history, and culture, and was an important source of information for every Soviet citizen. This encyclopedia was an important symbol of the ideology of the Soviet regime and became known throughout the world as a reliable source of information about the Soviet Union. BSE remains an important historical testimony of the times when Soviet society and ideology were formed.