WIA GC/1904/119 | Einstein, Lewis to Warburg, Aby 06/01/1904 | New Year greetings; he was touring Provence and loved it; Warburg should write to [Emile] Picot... |
WIA GC/1911/623 | Picot, Emile to Warburg, Aby 04/08/1911 | thanks him for a copy of Warburg's article [Hausbuchmeister]; congratulates him, accepts his... |
WIA GC/1913/271 | Girodie, André to Warburg, Aby 23/08/1913 | replies to Warburg's letter of 19/08/1913; he cannot help him right away with his request for a... |
WIA GC/1914/196 | Doucet, Jacques to Warburg, Aby 15/03/1914 | thanks him for a photograph of the painting 'Adoration of the Virgin' by Benedetto del... |