WIA GC/11418 | Warburg, Aby to Warburg, Fritz 25/07/1911 | Mrs. Julia Sauer, 'one of our best pianists', is the former chairwoman of the hayfever... |
WIA GC/26278 | Warburg, Charlotte to Warburg, Aby 15/01/1897 | is looking forward to his visit in Hamburg; refers to Olga's letter to Warburg; old Mrs. Fränkel... |
WIA GC/34651 | Warburg, Mary to Warburg, Aby 26/02/1929 | thanks for Bingia's [Gertrud Bing's] report and an illustrated newspaper; Mary read the letter... |
WIA GC/9386 | Warburg, Max to Warburg, Aby 28/05/1918 | he will approach again Rudolf Petersen, [Carl?] Melchior and the Foreign office about [allowing... |