Caspar von Zumbusch, Brief an den Verein Beethoven-Haus in Bonn, Wien, 7. Juni 1889, Autograph

Caspar von Zumbusch expresses thanks for being made an honorary member of the Beethoven-Haus Society. In addition he writes that he has found an artist, Anton Raiser, who would be able to lay out the "diploma" given to honorary members.