Christian Lenz has written:
'The Neue Pinakothek, Munich' -- subject(s): Art, Catalogs,
Modern Art, Neue Pinakothek (Munich, Germany), Neue Pinakothek
(Munich, Germany) Catalogs
'Rodin und Helene von Nostitz' -- subject(s): Exhibitions,
Friends and associates
'Stephan Lackner, der Freund Max Beckmanns' -- subject(s):
Exhibitions, Friends and associates