WIA FC/1897/27/85 | Warburg, Charlotte to Warburg, Aby and Warburg, Mary 14/10/1897 | shortly before their departure from Frankfurt they received the news that Frieda had a son... |
WIA FC/1897/27/88 | Warburg, Charlotte to Warburg, Aby and Warburg, Mary 20/10/1897 | thanks for their letter and sees that they are still in Nuremberg; uncle Moritz [Oppenheim] wrote... |
WIA FC/1897/28/18 | Warburg, Frieda to Warburg, Aby and Warburg, Mary 22/11/1897 | thanks Mary for her congratulations on the birth of her son [Frederick M. Warburg] ; Nina Warburg... |
WIA FC/1898/8/32 | Warburg, Charlotte to Warburg, Aby and Warburg, Mary 28/05/1898 | informs them that Olga Warburg got engaged to Paul Kohnspeyer [Paul Kohn-Speyer] the previous day... |
WIA FC/1898/9/2 | Warburg, Frieda to Warburg, Mary 03/10/1898 | thanks her for letter and photographs; likes to think back to the wonderful time they had at... |