WIA FC/1903/13/10 | Warburg, Max to Warburg, Aby 11/09/1903 | he would enjoy his holidays had Warburg not given him the book by [Heinrich] Weinel, 'Jesus im... |
WIA FC/1915/3/26 | Warburg, Aby to Warburg, Mary 15/02/1915 | reports on the dinner with Fürst and Fürstin Bülow in Villa Malta, Rome, last night; Professor... |
WIA FC/1916/4/23 | Warburg, Aby to Hertz, Wilhelm 16/08/1916 | thanks him for letters of 03/ and 13/08/1916; on the military situation, finds that the Germans... |
WIA GC/1912/579 | Koetschau, Karl to Warburg, Aby 03/05/1912 | he does not think it such a good idea to lecture on anti-theft measures; news from the... |
WIA GC/1914/15 | Warburg, Aby to Arnhold, Eduard 09/07/1914 | informs him that a German illustrated manuscript of c. 1470 is for sale with Ludwig Rosenthal... |