Length: approx. 20 letters. Letter author: Casimir Count of Castell-Rüdenhausen (1861-1933). Recipient: Prince and Princess Wolfgang and Emma zu Castell-Rüdenhausen. Places: Darmstadt, Senne military training area, On board the Andalusia, Tsingtau, Taku, Gai-Hi-Guang near Tientsin, Tientsin, Fei-Kia-tsuang, Shangai, Bremerhaven.

Contains letters and cards from: Cheng Chen Wen (Würzburg 1925); Chang Chan Pu (Beijing 1925); Chang Yünkai; Chaw D.Y. (Berlin 1924); Cissarz (1928); William Cohn (Ostasiatische Zeitschrift) (Berlin 1912); Dobrikow (Beijing 1925); E.M. Dieckmann (Dessau 1924); Samuel Couling (1914); Georg Crusen (Blätter für Gesetzeskunde) (1914, Berlin 1920); Molly Crusen (Berlin 1924); E[dgar] Dacqué (Munich 1928); Karl Dautert (Frankfurt 1925); Rudolf von Delius (Munich 1925); C. Cohn (Ostasiatische Zeitschrift) (Berlin 1912); Dobrikow (Beijing 1925); Rudolf von Delius (Munich 1925); C. Benck (founding notice of the German Association Tsingtau) (Tsingtau 1920); Wertheimer (German Abroad Institute Stuttgart) (Stuttgart 1921); G. Keiper (German-Chinese University) (Tsingtau 1912); Ernst Robert Curtius (Heidelberg 1925, copy); Anita Dewall (Frankfurt 1926); Drevermann (Senckenberg Nature Research Society) (Frankfurt 1929, Schöneberg 1929); Hans Driesch (Leipzig 1922 - 1925, Nanking 1922, Shanghai 1923, Nara 1923, Yokohama 1923, Washington 1923, Leipzig 1925 - 1930, Krefeld 1925); Margarete Driesch (Leipzig 1924 - 1925); Anna Salomonsohn (Berlin 1925); Marie du Bois-Reymond (Potsdam 1925 - 1926, Hamburg 1926); Eduard Erkes (Leipzig 1925 - 1926); Enja [Countess of] Dürckheim (Leipzig 1926); Evangelischer Oberkirchenrat (Stuttgart 1927 - 1929); Th. Walter (Fachschule III für Buch- und Kunstgewerbe) (Frankfurt 1921); Emmi Fabricius (Munich 1924); Faut (Stuttgart 1924); John C. Fergosch (Beijing 1924); Hans Fischer (Munich 1927 with Richard Wilhelm's reply, transcript); Otto Fischer (Berlin 1925); Ludwig Ficker (Innsbruck 1923); F.K. (Frankfurt 1921); Emmi Fabricius (Munich 1924); Faut (Stuttgart 1924); Hans Fischer (Munich 1927 with Richard Wilhelm's reply, transcript); Otto Fischer (Berlin 1925); Ludwig Ficker (Innsbruck 1923); F.K. (Frankfurt 1923) Fong (Hamburg 1925 - 1926); A[lfred] Forke (Hamburg 1923 - 1924); Oskar Stark (Frankfurter Zeitung) (Berlin 1925); Leo Frobenius (Städtisches Afrika-Archiv. Forschungsinstitut für Kulturmorphologie e.V.) (Frankfurt 1927); Oscar Frohnmeyer (Basel 1925); Geiler (Heidelberg 1928); Helmuth von Glasenapp (Königsberg 1929); Prof. Dr. Hans Wehrli (Geographisch-Ethnographische Gesellschaft Zürich) (Zürich 1921); Gich (Kayin 1924); Annemarie von Goedel (Berlin 1927 with copy of Richard Wilhelm's reply); Prof. Victor Goldschmidt (Heidelberg 1921 - 1924); E. Krüger (Shanghai 1925); Marie Luise Gothein (Heidelberg 1927 - 1929); [Gundert] (Halle/Saale 1928)

Contains among other things: <br />- 5 course maps with position notes <br />1) Amoy - Tsingtau <br />2) Tsingtau - Yokohama <br />3) Yokohama - Kobe <br />4) Kobe - Tsingtau <br />5) Tsingtau - Shanghai.