WIA GC/1904/292 | Seligmann, Jacques to Warburg, Aby 16/09/1904 | on a query by Warburg about a medal inside a cup |
WIA GC/1904/293 | Seligmann, Jacques to Warburg, Aby 23/09/1904 | the letter contained an enclosure [no longer extant] describing the medal inside the 'Pedlar and... |
WIA GC/1907/54 | Warburg, Aby to Bode, Wilhelm 08/11/1907 | the November issue of Burlington Magazine shows a tapestry of 15th century which would be of... |
WIA GC/1907/689 | Seligmann, Jacques to Warburg, Aby 14/10/1907 | encloses photographs of two cassoni |
WIA GC/1911/658 | Warburg, Aby to Rosenthal, Jacques 26/10/1911 | [Jacques] Seligmann honours every business deal; Warburg takes objection to being asked such... |