WIA GC/10733 | Warburg, Aby to Koetschau, Karl 10/11/1907 | on the project of the Schillerbund; Warburg was invited to join, but Adolf Bartels as the... |
WIA GC/10740 | Warburg, Aby to Gerstenberg, Heinrich 16/11/1907 | his views on the local committee for the Schillerbund; he heard from [Karl] Koetschau that it... |
WIA GC/10744 | Warburg, Aby to Gerstenberg, Heinrich 19/11/1907 | thanks him for his letter; hopes that Dr. Jacob Loewenberg's participation [in the committee of... |
WIA GC/1627 | Gerstenberg, Heinrich to Warburg, Aby 08/12/1905 | supplies date when his notes on the 'Kunsterziehungstag' will be published in the 'Hamburger... |
WIA GC/25493 | Warburg, Fritz and Warburg, Louise to Warburg, Aby 12/06/1890 | Fritz sends congratulations and hopes that the hayfever will not be too annoying; two days ago... |