WIA GC/10705 | Warburg, Aby to Koetschau, Karl 09/10/1907 | on corrections to be entered into the list of participants at the International Congress of the... |
WIA GC/10713 | Warburg, Aby to Bendixen, Fritz 13/10/1907 | forwards a copy of his Sassetti article; he is happy that Mrs. Bendixen is improving; [Fritz] von... |
WIA GC/10719 | Warburg, Aby to Koetschau, Karl 22/10/1907 | he very much likes Koetschau's suggestion to appoint Professor Behrendt Pick in Hamburg once the... |
WIA GC/10739 | Warburg, Aby to Sieveking, H. 16/11/1907 | asks him why he went to Zurich; was he angry with Koblenz?; why did not he want to work in... |
WIA GC/10788 | Warburg, Aby to Warburg, Paul 18/12/1907 | sends greetings for the New Year; on money and banking matters; on his observations of the... |