WIA GC/28008 | Lehmann, Wilhelm Ludwig to Warburg, Aby 14/05/1910 | thanks for a copy of Warburg's article ['Die Wandbilder']; thanks for a postcard for an... |
WIA GC/3093 | Lehmann, Wilhelm Ludwig to Warburg, Aby 15/08/1908 | thanks him for essays |
WIA GC/31972 | Warburg, Aby to Warburg, Mary 27/06/1908 | repeats a joke / aphorism which he sent her in his letter of 25/06/1908, 'beforel 40 years of age... |
WIA GC/31976 | Warburg, Aby to Warburg, Mary 29/06/1908 | he does not accept her suggestion, that he should stay longer in Heligoland; he wants to see her... |
WIA GC/31979 | Warburg, Aby to Warburg, Mary 30/06/1908 | thanks her for report from the trip to Wohldorf; is pleased that Lene [Magdalene Hertz] seems to... |