7 9 2 C H R O N O L O G Y 1 9 2 7 July 11 Travels to Geneva from Zurich. July 11–13 Attends meetings of the ICIC Subcommittee on Bibliography in Geneva. July 14 Arrives in Leukerbad from Geneva. before July 19 Sends greetings for the establishment of the Association of Latin American Students in Berlin (Berliner Tageblatt, 19 July 1927, ME). July 20–26 Attends Ninth Session of the ICIC in Geneva. July 27–29 Meets Michele Besso in Visp. July 28–29 Spends time with Besso in San Maurice and Berisal. before August 1 Travels to Zuoz. August 2 Joined by Eduard in Zuoz. August 3 Cosigns an appeal for mass demonstrations against the exe- cution of Nicola Sacco and Bartolomeo Vanzetti by the British section of the International Class War Prisoners Aid (New York Times, 5 August 1927). August 8 Hikes with Eduard to Maloja and over Septimer Pass. ca. August 14 Returns to Berlin. before August 19 Sends telegram to Massachusetts governor Alvan T. Fuller to stay the executions of Sacco and Vanzetti (Sentinel, 19 August 1927). August 31 Sends telegram in support of the establishment of a univer- sity in Davos (Vossische Zeitung, 1 September 1927, ME). September 1 Composes statement “On German Colonial Policy” for the journal Europäische Gespräche (Doc. 41). September 7 Declines offer to spend one year at Johns Hopkins University. September 17 Declines offer to join Princeton University as a research professor. September 28 Nominates Arthur Compton for the Nobel Prize. September 29 Attends service hosted by the Walther Rathenau Stiftung in memory of Rathenau’s sixtieth birthday at the Reichs- wirtschaftsrat in Berlin (Berliner Tageblatt, 30 September 1927, ME). before October 8 Sends message in support of appeal for funds by the British OZE (Jewish Daily Bulletin, 14 October 1927). before October 23 Travels to Brussels from Berlin via Cologne. October 23 Explores Brussels, including main cathedral and central square. October 24–29 Attends the Fifth Solvay Conference on Electrons and Photons in Brussels.