000K  utf8
1500  fre
1500  rus
4000  Letters [from Director of Moscow Post Office, Active State Councillor Konstantin Iakovlevich Bulgakov,] to [the Russian Envoy Extraordinary and Minister Plenipotentiary to the Ottoman Porte,] Bar[on] Grigorii Aleksandrovich Stroganov
4000  Письма к Строганову, бар., Григорию Александровичу
4060  7
4961  https://ditav.gbv.de/receive/lod_mods_00000817