WIA GC/1443 | Schiefler, Gustav to Warburg, Aby 06/06/1904 | the book commission of the Gesellschaft Hamburgischer Kunstfreunde published the book 'Unser... |
WIA GC/27015 | Hertz, Maria to Warburg, Aby and Warburg, Mary 12/01/1899 | they cannot imagine the great joy their cable gave them the previous day; congratulates them... |
WIA GC/413 | Hertz, Hans to Warburg, Aby and Warburg, Mary 27/02/1899 | asks Warburg to accept the address of 'Du', tells them about family matters in Hamburg, notably... |