WIA GC/1908/265 | Warburg, Aby to Kobert, Else 07/09/1908 | thanks her for her letter re Franz Hahn; he is pleased to read that Kurt [Hahn?] does not give... |
WIA GC/1909/106 | du Bois-Reymond, Lili to Warburg, Aby 27/05/1909 | thanks Warburg and his wife Mary for their hospitality; compares it Miss von Wertheimstein who... |
WIA GC/1916/221 | Grünthal, G. to Warburg, Aby 10/07/1916 | forwards Noeggerath's and Bullet's addresses; on B's political views; his views on a peace lobby... |
WIA GC/1916/230 | Warburg, Aby to Hahn, Kurt 11/07/1916 | his library is the only private library which is on the Berlin intelligence office list of... |
WIA GC/1921/129 | du Bois-Reymond, Lili to Warburg, Mary 19/10/1921 | on an invitation to the wedding, planned for 29/10/1921, which was cancelled due to the death of... |