Румянцев, гр. Николай Петрович. П-мо к /Фридриху-Евгению, герцогу Вюртембергскому?/ [Russian Minister Plenipotentiary to the Lower Rhenish Imperial Circle,] Count Nikolai Petrovich Rumiantsev. Letter to Frederick Eugen, Duke of Württemberg [?] source Text https://ditav.gbv.de/receive/lod_mods_00000897 https://ditav.gbv.de/receive/lod_mods_00000897 OR RGB Diplomatisches Dokument Brief Ja Ja announcement of the birth of Grand Duchess Olga Pavlovna Catherine II, Empress of Russia Paul I, Emperor of Russia Maria Fedorovna, Empress consort of Russia 1792-08-08 2 fra Languages of Diplomacy Digital Edition -- 10.58137/004-2025-1 -- 004-2025 https://creativecommons.org/licenses/by/4.0/ info:eu-repo/semantics/openAccess