Common Exhibitions of Bertha Müller and Dirk Wiggers
Apr‒May 1909
Tentoonstelling van Kunstwerken
Amsterdam
:
Amsterdam (exact location unknown)
Oct‒Nov 1909
Tentoonstelling van Teekeningen en Beeldhouwwerken
[Exhibition of Drawings and Sculptures Manufactured by Members of the Society]
Amsterdam
:
Amsterdam (exact location unknown)