000K  utf8
1500  fre
4000  Letter [from the Minister Plenipotentiary of Great Britain at the Russian Court, Frederick Cathcart] to [the Director of the Moscow Post Office, Active State Councillor] Konstantin Iakovlevich Bulgakov
4000  Письмо к Булгакову, Константину Яковлевичу
4060  1
4961  https://ditav.gbv.de/receive/lod_mods_00000838