WIA GC 1932/2730 | KBW to Schäfer, Wilhelm 31/08/1932 | |
WIA GC/1903/242 | Schäfer, Wilhelm to Warburg, Aby 28/07/1903 | he heard from Friedrich Deneken, that Warburg was cross about the publication of the Jan Veth... |
WIA GC/1903/74 | Deneken, Friedrich to Warburg, Aby 07/06/1903 | on an exhibition which features the double portrait of Warburg's parents [painted by Jan Veth in... |
WIA GC/1903/76 | Deneken, Friedrich to Warburg, Aby 16/07/1903 | he will see to it that Wilhelm Schäfer returns the photographic plates; he hopes to welcome... |