 With the return of Polovtsov to his permanent residence, Andreev accepted his proposal to move to St. Petersburg, where, in connection with his scientific studies, he entered into live communication with prominent Russian orientalists such as S.F.Oldenburg, V. V. Radlov, and K. G. Zalemanom.These orientalists appreciated Andreev's erudite nature and his devotion to science, particularly his knowledge of the languages and life of the peoples of Central Asia.