Works
- Radierung
- Letter from: 29.1.1911, München
- Letter from: 3.2.1911, London (England)
- Letter from: 24.2.1911, Königsberg (Germany)
- Letter from: 17.7.1925, Saint Moritz (Switzerland)
- Radierung / Am Fuß des Harzes / ...
- Letter from: 10.2.1911, München
- Ramesseum / Theben
- Letter from: 17.12.1934, Egypt [auf dem Nil]
- Rathenau, Walther / ... <Buch>
- Letter from: 31.10.1917, Charlottenburg (Berlin;Germany)
- Letter from: 9.11.1917, Dünastellung
- Letter from: 24.7.1918, Charlottenburg (Berlin;Germany)
- Letter from: 15.10.1918, Hal
- Letter from: 21.10.1918, Hal
- Rathenau, Walther / An die antike Jugend
- Letter from: 17.10.1918, Hal
- Rathenau, Walther / Probleme der Friedenswirtschaft / 1917
- Letter from: 9.11.1917-10.11.1917, Dünastellung
- Rathenau, Walther / Streitschrift vom Glauben / 1917
- Letter from: 9.11.1917-10.11.1917, Dünastellung
- Rathenau, Walther / Vom Aktienwesen. Eine geschäftliche Betrachtung / Berlin 1917
- Letter from: 6.11.1917-7.11.1917, Dünastellung
- Letter from: 9.11.1917-10.11.1917, Dünastellung
- Rathenau, Walther / Von kommenden Dingen / 1917
- Letter from: 27.7.1917, Oberammergau (Germany)
- Letter from: 29.10.1917-1.11.1917, Dünastellung
- Letter from: 29.11.1917, Charlottenburg (Berlin;Germany)
- Rathenau, Walther / Zeitliches
- Letter from: 26.9.1918, Halle (Belgien)
- Letter from: 12.10.1918, Charlottenburg (Berlin;Germany)
- Letter from: 28.10.1918, Charlottenburg (Berlin;Germany)
- Rathenau, Walther / Zur Mechanik des Geistes
- Letter from: 9.5.1917, Gansau
- Letter from: 31.5.1917, Ilipan
- Letter from: 7.6.1917, Ilipan
- Letter from: 10.6.1917, Ilipan
- Letter from: 13.6.1917, Ilipan
- Letter from: 1.7.1917, Oberammergau (Germany)
- Raumgesichte <Skizzen>
- Letter from: 24.6.1920, Charlottenburg
- Ravenna / Sant' Apollinare Nuovo
- Letter from: 26.9.1932, Bologna (Italy)
- Reger, Max / Cello-Sonate
- Letter from: 23.5.1918, Charlottenburg (Berlin;Germany)
- Letter from: 2.7.1918, Charlottenburg (Berlin;Germany)
- Reger, Max / Suite
- Letter from: 6.4.1918, Charlottenburg (Berlin;Germany)
- Reinhardt, Max / Braut von Messina <Inszenierung> / Berlin
- Letter from: 6.9.1911, München
- Reinhardt, Max und Dieterle, William / Ein Sommernachtstraum <Spielfilm 1935>
- Letter from: 12.1.1936, Zurich (Switzerland)
- Letter from: 17.4.1942, San Francisco
- Reiseführer Ägypten / Knaur
- Letter from: 28.6.1935, Jerusalem
- Repräsentationsraum
- Letter from: 10.1.1914, München
- Rheinhardt, Emil Alphons / Das Leben der Eleonora Duse / Berlin: S. Fischer 1928
- Letter from: 29.7.1928, Kampen auf Sylt
- Rilke, Rainer Maria / Der Cornet
- Letter from: 21.4.1913, München
- Rilke, Rainer Maria / Die Aufzeichnungen des Malte Laurids Brigge
- Letter from: 3.9.1917, Ilipan
- Rilke, Rainer Maria / Duineser Elegien
- Letter from: 25.8.1936, Salzburg (Austria)
- Rilke, Rainer Maria / Rodin
- Letter from: 12.5.1911, München
- Letter from: 27.6.1911, Bad Kissingen (Germany)
- Letter from: 1.8.1911, Allenstein
- Letter from: 11.8.1911, Oberhof (Germany)
- Letter from: 3.9.1911, Isartal
- Letter from: 18.8.1914, München
- Letter from: 20.8.1914, Garmisch-Partenkirchen (Germany)
- Rodin, Auguste / Die Kunst. Gespräche des Meisters
- Letter from: 29.6.1917, Ilipan
- Roggero, Mario Federico / Il contributo di Mendelsohn alla evoluzione dell' architettura moderna
- Letter from: 6.7.1948, San Francisco
- Letter from: 8.7.1948, San Francisco
- Letter from: 1950, o.O.
- Letter from: 18.12.1952, San Francisco
- Rohrbach, Paul / Geschichte der Menschheit
- Letter from: 18.6.1915, Dresden (Germany)
- Letter from: 26.6.1915, Dresden (Germany)
- Letter from: 2.7.1915, Dresden (Germany)
- Letter from: 3.7.1915, Dresden (Germany)
- Letter from: 16.7.1915, Dresden (Germany)
- Letter from: 31.7.1915, Dresden (Germany)
- Letter from: 1.8.1915, Dresden (Germany)
- Rolland, Romain / Johann Christof
- Letter from: 9.10.1917, Oberammergau (Germany)
- Rom / Pantheon
- Letter from: 15.10.1911, Rom
- Letter from: 23.8.1913, Leipzig
- Letter from: 14.3.1914, München
- Letter from: 31.3.1935, Rom
- Romanik <Epoche>
- Letter from: 10.2.1911, München
- Rosenbloom Building [Projekt nicht realisiert]
- Letter from: 12.12.1934, Jerusalem
- Letter from: 19.12.1934, Jerusalem
- Letter from: 23.12.1934, Jerusalem
- Letter from: 30.12.1934, Jerusalem
- Letter from: 3.1.1935, Jerusalem
- Letter from: 3.1.1935, Jerusalem
- Letter from: 17.6.1935, Jerusalem
- Letter from: 17.6.1935, Jerusalem
- Letter from: 8.8.1935, Jerusalem
- Letter from: 1.9.1935, Jerusalem
- Letter from: 21.1.1936, Jerusalem
- Letter from: 1.2.1936, Jerusalem
- Letter from: 9.7.1936, Jerusalem
- Letter from: 20.7.1936, Jerusalem
- Letter from: 27.7.1936, Jerusalem
- Letter from: 30.7.1936, Jerusalem
- Letter from: 7.8.1936, Jerusalem
- Letter from: 8.8.1936, Salzburg (Austria)
- Letter from: 26.8.1936, Salzburg (Austria)
- Rostand, Edmond / Cyrano de Bérgerac
- Letter from: 24.4.1918, Charlottenburg (Berlin;Germany)
- Rousseau, Jean-Jacques / Emile oder Über die Erziehung
- Letter from: 15.8.1936, Jerusalem
- Roxie Hart <Spielfilm> / 1942
- Letter from: 19.4.1942, New York (N.Y.)
- Rubens, Peter Paul / Der Früchtekranz / 1615-1617
- Letter from: 23.11.1917, Charlottenburg (Berlin;Germany)
- Rubiner, Ludwig / Mensch in der Mitte
- Letter from: 28.7.1917, Ilipan
- Letter from: 7.8.1917, Ilipan
- Letter from: 1.10.1917, Ilipan
- Letter from: 20.10.1917, Garmisch-Partenkirchen (Germany)
- Rudolstadt / Burg
- Letter from: 7.11.1917, Charlottenburg (Berlin;Germany)
- Rußland – Europa – Amerika. Ein architektonischer Querschnitt / Berlin 1929
- Letter from: 4.8.1926, Leningrad
- Letter from: 9.7.1927, Båstad (Sweden)
- Letter from: 11.7.1927, Herrlingen
- Letter from: 11.7.1927, Herrlingen
- Letter from: 13.7.1927, Herrlingen
- Letter from: 14.7.1927, Herrlingen
- Letter from: 15.7.1927, Båstad (Sweden)
- Letter from: 17.7.1927, Båstad (Sweden)
- Letter from: 21.7.1927, Herrlingen
- Letter from: 21.7.1927, Båstad (Sweden)
- Letter from: 12.7.1928, Charlottenburg
- Letter from: 20.7.1928, Charlottenburg
- Letter from: 22.7.1928, Charlottenburg
- Letter from: 24.7.1928, Charlottenburg
- Letter from: 28.7.1928, Charlottenburg
- Letter from: 31.7.1928, Charlottenburg
- Letter from: 30.12.1929, St. Moritz
- Russell House / San Francisco
- Letter from: 8.7.1948, San Francisco