WIA GC 1930/1908 | Bing, Gertrud to Leo, Ulrich 18/06/1930 | |
WIA GC 1930/1909 | Leo, Ulrich to Saxl, Fritz 03/07/1930 | |
WIA GC 1930/1910 | Bing, Gertrud to Leo, Ulrich 08/07/1930 | |
WIA GC/17318 | du Bois-Reymond, Lili to Warburg, Aby 14/11/1926 | apologizes for creating difficulties the other day when she collapsed in his house; did Mary... |
WIA GC/17319 | Warburg, Aby to du Bois-Reymond, Lili 15/11/1926 | thanks her for letter; hopes she is better by now so that she can come to Hamburg and he can show... |