WIA FC/1895/11/13 | Warburg, Felix to Warburg, Aby 18/11/1895 | acknowledges receipt of two letters; Felix has paid the invoices and has received the envelopes... |
WIA FC/1896/14/12 | Warburg, Olga and Warburg, Charlotte to Warburg, Aby [before 14/11/1896] | Olga thanks him for a cable and birthday greetings; her birthday was celebrated with lunch at... |
WIA FC/1896/8/51 | Warburg, Aby to Warburg, Charlotte 06/11/1896 | thanks her for long letter; is busy with his flat; requests five copies of 'Atti' to be sent to... |
WIA FC/1897/34/13 | Warburg, Olga to Warburg, Aby 10/05/1897 | forwards letters; Schiffs are leaving the same day; Elika [Meyer] came for two days to Hamburg... |
WIA FC/1904/10/2 | Warburg, Fritz to Warburg, Aby 03/04/1904 | He checked Warburg's post and lists letters received; cards from Debby Carr, Gustav Cohn and his... |