WIA GC/18492  | du Bois-Reymond, Marie to Warburg, Aby 24/05/1927  | she had wanted to tell them of Thilenius' visit, but he has postponed it twice; she is angry as...  | 
WIA GC/18493  | Warburg, Aby to du Bois-Reymond, Marie 30/05/1927  | thanks her for the article by her husband [Claude du Bois-Reymond]; he will try to remind...  | 
WIA GC/19236  | Warburg, Aby to Sauerlandt, Max 10/05/1927  | on Mrs. [Marie] du Bois-Reymond who wants to sell the collection of her late husband of 500...  | 
WIA GC/19237  | Sauerlandt, Max to Warburg, Aby 12/05/1927  | thanks him for his letter re Mrs. [Marie] du Bois-Reymond; the mayor [Max] Schramm has already...  | 
WIA GC/35192  | Warburg, Mary to Warburg, Aby 21/10/1920  | she attended the [Wigmann] dance evening the previous evening, very worthwhile; Saxl told her of...  |