WIA FC/1887/8/40 | Warburg, Aby to Warburg, Charlotte 17/11/1887 | is sorry to read that uncle Max [Rosenbacher] has to spend a few more weeks in Frankfurt; asks... |
WIA FC/1910/4/18 | Warburg, Mary to Warburg, Aby 07/04/1910 | she enjoys her private room upstairs; does not like to sit in the large rooms downstairs, they... |
WIA FC/1922/8/463 | Warburg, Aby to Warburg, Mary 26/08/1922 | has received letters from Gisela and Anita [Warburg]; is very annoyed with Max Adolph, no letters... |
WIA GC/1887/10 | Ruben, Paul to Warburg, Aby 15/10/1887 | mentions Ernst Levy, Wilhelm Kiesselbach, John [Johann Nicolaus] Hertz, Johannes [Hans] Nippen... |
WIA GC/1887/9 | Ruben, Paul to Warburg, Aby 06/10/1887 | on his life and his thoughts on student fraternities ['Bonna Berolina'? cf. 22/11/1928]; he wants... |