Columbia subject headings:
Art, Italian--Influence.
Artists--Germany--Schleswig-Holstein.
Artists--Italy.
Germans--Italy--History.
Harvard subject headings:
Italy--In art--Catalogs.
Painters--Germany--Travel--Italy--Catalogs.
Painting, German--Germany--Schleswig-Holstein--18th century--Catalogs.
Painting, German--Germany--Schleswig-Holstein--19th century--Catalogs.
Painting, German--Germany--Schleswig-Holstein--20th century--Catalogs.
Painting, German--Italy--Catalogs.
Princeton subject headings:
Art--Germany--Schleswig-Holstein--History.
Art--Germany--Schleswig-Holstein.
Painting, German--Italian influences.