Accademia Nazionale Dei Lincei, Rome
17.44.1–25, 19.44.25, 33 50.1–51, 43.50.12–52
Bundesarchiv, Berlin
BA, ‘Adel’ 1925–38
BA, R 2 11957
BA, R 43 II 1554–5
BA, R 43 II 1554–5 Deutsche Adelsgenossenschaft to State secretary
R 32/90, 1920–27
R 43 II 1554–5
R/153/1915/40, R/153/480/40
Columbia University Libraries, Rare Books and Manuscript Library, New York
Bakhmeteff Archive, Mikhail Alexandrovich Taube papers
Carnegie Collections, 329/9, correspondence between the Foundation and Richard Coudenhove-Kalergi
Deutsches Literaturarchiv Marbach a. Neckar
Archive Eugen Diederichs, correspondence with Keyserling, 1913–25
Archive Harry Graf Kessler
Arthur Schnitzler archive, Schnitzler to Coudenhove-Kalergi, Letters 1925–29, Marbach, Deutsches Literaturarchiv, folder 308
Ivan Kalaïeff, Verschiedene Fassungen, Entwürfe und Notizen des ersten und zweiten Aktes, 1931–33
Kessler to Elisabeth Förster-Nietzsche (1907–30), 18 letters
Keyserling to Kessler Letters, 1918–36
Goethe-und-Schiller-Archiv Weimar
72/BW 4497
Hessische Landes- und Hochschulbibliothek, Darmstadt
A-4 Ahnenforschung, correspondence with Nikolai Ikonnikov
Folder Nazi 1933ff, Keyserling to Hitler, 10 April 1933
Keyserling, ‘Der Bolschewismus und die Arisokratie der Zukunft’ (1918, typescript), ‘Eine Vision der kommenden Weltordnung’, Deutsche Allgemeine Zeitung (1 January 1925)
R-3 172.01, Correspondence
V-4, Lectures abroad, especially in Rome (1925) 07.612, Vienna (1927), 076.14, Madrid (1930), 076.09, Spain (1934, 1935), various other locations, 076.13, Paris (1931, Salle du Trocadéro). 076.10, and 1933, Salle Pleyel, 076.11
V-4, 205.08, Lectures in Europe
Hoover Institution Archives, Stanford
Boris Nicolaevsky papers
John Davis Lodge Papers, Box 2, Folder 2–3
Louis Loucheur papers
Mikhail de Giers papers, Box 21, Folder 1
Poland Ambasada Papers
Internationaal Instituut voor Sociale Geschiedenis, Amsterdam
Hendrik de Man papers, II.88 (Spengler) and 89 (Keyserling)
Karl Kautsky Papers, correspondence with Kessler
The Keep, University of Sussex Special Collections, Brighton
Leonard Woolf Papers, SxMs-13/1: Peace Organizations: 1914–18 War; SxMs-13/1/F/1: League of Nations Society, SxMs-13/1/F/2 League of Nations Union, SxMs-13/1/F/3 League of Nations; SxMs-13/1/L/10: International Government (1916)
‘The Mandates and the Mandated Areas (Tropical Colonies)’, in Leonard Woolf papers, 3.1, Special Collections, the University of Sussex. See also Leonard Woolf, ‘Perpetual Peace by Immanuel Kant 1795’, and ‘A short Peace and War Bibliography’, ibid., section 9
National Gallery Archive, London
Dossier on Manet, ‘The Execution of Four Soldiers’, NG3294.4
NG14/25 Acquisition: Pictures by Corot, Delacroix, Forain, Gaugain, Ingres, Manet, Rousseau and Ricard, and Drawings by Ingres, David and Delacroix, Purchased at Degas sale, 1918
Teixeira de Pascoaes Archive, Amarante, Portugal
Reading, Special Collections
Ms2750/379, 43pp. archives of the Hogarth Press, correspondence with Cranach Press regarding the translation of Rainer Maria Rilke’s Duino Elegies
Rossiiskii gosudarstvennyi voennyi arkhiv, Moscow
554/7, 451/4, 9–12, 8, 19, 22, 23, 24, 28; 654/1, 3, 112–3; 654, 1, 210, 164, 123
Aufstellung über die im Czernin-Palais am 9. Januar 1942 abgeholten Einrichtungsgegenstände
‘Dynasten’, unfinished fragment, 1911–12 and unfinished manuscript, ‘Zur Psychologie der Dynasten’
Fond 552 k, Paneuropean Union, Vienna
Fond 594.1.92, 55pp., Georg Bernhard archive, Paris
Fond 634, 1, 188, Walther Rathenau Archive, Manuscript, ‘Zur Psychologie der’
Fond 1488-1-9, 1939–45, Confiscation of the property of the Maltese order, ‘Schriftverkehr von Generalkonsul von Janson re Gobelins im Maltereser-Palais’, 18 August 1941
Rossiiskaia Gosudarstvennaia Biblioteka
Fond 358, Nikolai Rubakin; 358/498/28 Letters to Rubakin; Fond 358/350/4–5 Letters concerning state pension from the Soviet Union (1935–6); 358/195/33 Correspondence with pacifist Rene Schickele (1917) and 358/317/106 correspondence with Kessler, 1919–21
Štátny oblastny archiv, Dečin, Czech Republic
Alain Rohan archive, folder 987, Correspondence with relatives (1912–18); folder 989, folder 310 postcards from the front from Karl Anton Rohan
Archive Clary-Aldringen, folders 906 and 1011 (relating to the Runciman mission), in DA. 993 Maltese order, Congress in Rome, 1,008 Deutsche Liga für Völkerbund, 1,011 Lord Runciman, 1,014 various Nazi organizations
Eugen Ledebur archive, box 14, folders 194–200, ‘Speech concerning interests of Sudeten Germans in Paneuropa’ ‘Deutsches Mitteleuropa oder Slavische Wirtschaftsentente?’, folder 203, ‘Memorandum für Mission Runciman, August 1938’, handwritten manuscript ‘Adel und Demokratie’
Karl Anton Rohan archive, folder 1034, Correspondence with Alain, folder 315, 1908–45; folder 317, ‘Front correspondence’
Friedrich Thun, Diary for 1919
United Nations Archives, Geneva
Documents re Zemstvos Prince Lvoff.R 1724, Réfugiés intellectuels russe
R 1725, Petition from Baron Rausch von Trautenberg about confiscated horses from Finnish government after fall of Murman with British Foreign Office
R 1727, Letter by Baron Wolff-Hinzenburg August 1921; Baltic elites Red Cross etc
R 1738, Mme Krusenstern wants to open a hotel employing Russian refugees in Constantinople
UNOG Records and Archives Unit, Nansen Fonds, Refugees Mixed Archival Group, 1919–47, ‘Delegation in Germany’, in Russisches Wissenschaftliches Institut: Various Correspondence, Financial Statements, Press Cuttings, etc., 1922–32, C1255/151/170.1
Universitäts-und Landesbibliothek Sachsen-Anhalt, Halle-Saale
Veltheim, Typescript (1936), LHASA
1/E c/8 Correspondence with Cousin Elisabeth von Thadden, 178 Letters. 2. 17–18
Correspondence with Munich anarchist Gustav Klingelhöfer, 1920. 11p
Erinnerungen eines Kronprinzen an dessen Reise nach Indien (Wilhelm of Hohenzollern (1911))
Mappe I, Lebensdokumente, Tagebücher. Diaries: 1895–1901: 41pp.; 1907–09: 54pp.; 1933: 208pp.; 1934: 204pp.; 1937, 1938, 1942: 200pp. each, 1944: 188pp
Mappe II, Sammlungen/Manuskripte, p. 77
Mappe III, S. 78
Notes from Anthroposophical Union, Deutscher Theotiskaner Orden
Notes on Distinction, Order of St John