WIA FC/1906/5/15 | Warburg, Mary to Warburg, Aby 03/05/1906 | everything is fine in Hamburg; a warm day, the children could play in the garden; plans a trip to... |
WIA FC/1906/5/31 | Warburg, Mary to Warburg, Aby 29/06/1906 | their three children joyously welcomed Mary; everybody loves the children; Lilly Kaulla... |
WIA FC/1906/5/34 | Warburg, Aby to Warburg, Mary 01/07/1906 | the weather is bad, but he played tennis; he is well, but Dr. [Siegmund] Meyer came down with a... |
WIA FC/1906/5/39 | Warburg, Mary to Warburg, Aby 03/07/1906 | thanks him for picture postcard and letter of 01/07/1906, which was addressed to Hamburg, St... |
WIA GC/1905/177 | Friedrichs, Fritz to Warburg, Aby 07/07/1905 | declines to give a recommendation for Rudolf Guba but suggests a meeting of all those interested... |