WIA GC/1913/106 | Warburg, Aby to Bode, Wilhelm 25/09/1913 | Warburg thanks Bode for informing him that he was elected to the board of the 'Verein zur... |
WIA GC/1913/1195 | Warburg, Aby to Warburg, Max 20/09/1913 | he is pleased that Max Warburg was able to talk to Ballin; Ballin's artistic understanding is... |
WIA GC/1913/1221 | Warburg, Aby to Wölfle 03/10/1913 | thanks him for photographs of the Ottheinrich tapestries; Warburg suggests a date for a visit in... |
WIA GC/1913/1222 | Wölfle to Warburg, Aby 05/10/1913 | he is looking forward to Warburg's visit |
WIA GC/1913/158 | Warburg, Aby to Boll, Franz 13/11/1913 | thanks for letter of 31/10/1913; would have replied earlier, waited for Boll's offprints, but... |