WIA GC/1911/146 | Brandis, Gustav Tilo to Warburg, Aby 12/08/1911 | in the matter of building an exhibition venue [Kunsthalle]; Brandis has spoken to Senator [Arnold... |
WIA GC/1911/617 | Warburg, Aby to Paulus, Adolf 20/08/1911 | requests a reference for Mr. [B.] Heyde, artdealer |
WIA GC/1911/618 | Paulus, Adolf to Warburg, Aby 22/08/1911 | very positive reference for Bernhard Heyde, art dealer and art connoisseur, his employee in... |