Columbia subject headings:
Harvard subject headings:
Painting--Private collections--Germany--Hamburg--Exhibitions.
Troplowitz, Oscar, 1863-1918--Art collections--Exhibitions.
Princeton subject headings:
Advertising in art--Exhibitions.
Art--Private collections--Germany--Hamburg--Exhibitions.
Painting, Modern--19th century--Exhibitions.
Painting, Modern--20th century--Exhibitions.
Posters, German--Exhibitions.
Troplowitz, Oscar, 1863-1918--Art collections--Exhibitions.
Troplowitz, Oscar, 1863-1918--Art patronage--Exhibitions.