Tyutchev Fedor. Complete collection of essays and letters in six volumes. Volume 3. Volume 4. Volume 6. In Russian (ask us if in doubt)/Tyutchev Fedor. Polnoe sobranie sochineniy i pis'ma v shesti tomakh. Tom 3. Tom 4. Tom 6. 2003,2004,2004. 528p. SKUalb886864fd9af80e68.