"Great Soviet Encyclopedia" (MT) is a large encyclopedic publication that was published in Soviet times. It consists of numerous volumes that present information from various fields of knowledge: history, science, culture, technology, and many others. The encyclopedia contained descriptions of various events, phenomena, countries, scientists, writers and famous personalities. "Great Soviet Encyclopedia" was an important source of knowledge for a wide range of readers. Its authors and editors have put a lot of effort into collecting and organizing information to make it accessible to everyone. This encyclopedia is not only a source of factual information, but also a kind of window into the past, which allows a better understanding of the history and culture of Soviet society. "Great Soviet Encyclopedia" (MT) is a significant cultural phenomenon of the last century, which leaves its mark in the modern world.