File Gottschalk, Arthur, 1911, 1933-1950 Box 9 (2.2.1-professional correspondence (selection based ), Folder 93 Gottschalk, Aenne. Repository German and Jewish Intellectual Émigré Collections » Walter A. Friedländer (Friedlaender) Papers, 1914-1984 » Correspondence files, 1918-1984 » Professional correspondence, 1933-1984 » Professional correspondence (selection based on volume or importance of individual correspondent), 1933-1984