WIA GC/29545 | 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... |
WIA GC/29670 | Springer, Fritz to Warburg, Aby 25/06/1921 | thanks him for a copy of Warburg's Luther book; he had no idea that men like Ph. Melanchthon were... |
WIA GC/29900 | Davidsohn, Robert and Davidsohn, Philippine to Warburg, Aby 26/03/1924 | Robert has heard through [Alfred and Anna] Doren that Warburg is getting better; is very happy... |
WIA GC/29906 | Doren, Alfred to Warburg, Aby 28/03/1924 | on his research in Biblioteca Nazionale on the inventor Camillo Agrippa; mentions Agrippa's work... |
WIA GC/32131 | Warburg, Aby to Warburg, Mary 13/09/1909 | the journey was not very comfortable, the blankets in the sleeper car were more like rags; he met... |