Taĭna imperatora: Aleksandr I i Fedor Kozʹmich
Subtitle: istoricheskoe izsli︠e︡dovanie po novi︠e︡ĭshim dannym
Publisher: K-vo "Mi︠e︡dnyĭ vsadnik"
Published: 1927
Place of publication: Berlin]
Language: rus
Number of pages: 113