WIA FC/1920/1/37 | Warburg, Aby to Warburg, Mary 23/10/1920 | the 'catastrophe' has happened: a quarrel with Nurse Frieda, in front of Dr. [Hans] Berger; she... |
WIA FC/1920/1/99 | Warburg, Aby to Warburg, Mary 27/11/1920 | Mary does not write enough about Detta [Marietta Warburg] and Frede; hopes that Miss Dühren will... |
WIA FC/1921/14/3 | Warburg, Fritz to Warburg, Aby 18/02/1921 | thanks for letter; Warburg urged him to ask Dr. med. Hoesslin [in Munich] about his sanatorium... |
WIA GC/1892/26 | Koetschau, Karl to Warburg, Aby 20/12/1892 | thanks him for a copy of his thesis; he enjoys reading it; on his research interests and projects... |
WIA GC/1896/82 | Weber, Paul to Warburg, Aby 19/11/1896 | thanks him for his writings has not received the promised published text [Costumi Teatrali... |