"Great Soviet Encyclopedia" is a publication that has become a symbol of the Soviet era and one of the largest encyclopedic publications in the world. The first edition was published in 1926, and the updated and expanded version, released in 1973, already had more than 100,000 articles. Each volume of BSE was impressive in the scope and depth of knowledge presented in it, covering various fields of science, technology, history, culture and many others. The book became the same inexhaustible source of information for millions of readers who were looking for answers to their questions on a wide range of issues and topics. The Great Soviet Encyclopedia is rightly considered an important cultural and informational phenomenon of the last century, which leaves its indelible mark in the history of world culture.