000K  utf8
1500  fre
4000  Letters from the Russian Minister Plenipotentiary to Dresden, [Count Hermann Karl von] Keyserling, to [the Russian Minister Plenipotentiary to Great Britain, Prince Antiochus] Сantemir
4000  Письма росс[ийского] полн[омочного] мин[истра] в Дрездене Кейзерлинга Кантемиру
4961  https://ditav.gbv.de/receive/lod_mods_00000353