The collection includes four books and main articles by B. M. Eichenbaum about Leo Tolstoy 1919-1959, representing forty years of scientific experience of the scientist. Together, this is one of the most fundamental attempts to comprehend Tolstoy. Tolstoy studies allow us to understand the evolution of both Eichenbaum itself and Russian formalism of the classical period. For all interested in the history of Russian literature.