Notebook with holograph manuscript entitled "Avtobiografiia M. G. Chernyaeva" written by unidentified person. The preface to the autobiography states that "Autobigraphy of M. G. Cherniaev was written down by the editor of "Russkaia Starina," Mikhail Ivanovich Semevskii, or rather a member of his editorial board ... Mikh. Iv. Semevskii sent it to Chernyaev for approval."