WIA FC/1900/7/7 | Warburg, Moritz to Warburg, Aby and Warburg, Mary 31/01/1900 | thanks them for their letter; calls Marietta 'their blue sky' at home; admonishes Warburg to... |
WIA GC/1908/170 | Warburg, Aby to Goldschmidt, Adolph 23/05/1908 | thanks him for the Codex from Ghent and photographs; asks his opinion re German townhalls, e.g... |
WIA GC/1910/128 | Dehn, Rudolf [?] to Warburg, Aby 21/02/1910 | thanks him for his kind present; offers his help if he can do anything for him in Rome and... |
WIA GC/1916/239 | Krüger, [?] to Warburg, Aby 18/08/1916 | people receiving butter from abroad have to surrender ration cards for butter; in Warburg's... |
WIA GC/1920/180 | Petersen, G. to Warburg, Aby 02/09/1920 | refers to Warburg's Last Will, dated 14/09/1917 and kept in the safe of his office; the codicil... |