Columbia subject headings:
Painting, German--20th century--Exhibitions.
Painting, German--21st century--Exhibitions.
Penck, A. R., 1939-2017--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Painting, German--20th century--Exhibitions.
Painting, German--21st century--Exhibitions.
Penck, A. R., 1939-2017--Exhibitions.