WIA GC/1897/40 | Karo, Georg to Warburg, Aby [June 1897] | thanks him for inviting him to a performance of [Eleonora] Duse; unfortunately, he cannot join... |
WIA GC/1897/41 | Karo, Georg to Warburg, Aby [June 1897] | has heard that the Duse performance the next day has been cancelled; does Warburg prefer Karo to... |
WIA GC/1902/231 | Karo, Georg to Warburg, Aby 29/03/1902 | thanks him in his own name and in the name of his sister for Warburg's friendly words of condolence |
WIA GC/1905/264 | Karo, Georg to Warburg, Aby 30/01/1905 | on an Etruscan bronze head; he does not know another head with wings; he does not know of a book... |
WIA GC/1905/265 | Karo, Georg to Warburg, Aby 05/05/1905 | thanks him for his essay; he has found the head in question in the museum in Florence; heads of... |