Columbia subject headings:
Baudelaire, Charles, 1821-1867--Contemporaries.
Baudelaire, Charles, 1821-1867. Fleurs du mal.
Hugo, Victor, 1802-1885--Contemporaries.
Hugo, Victor, 1802-1885.
Harvard subject headings:
Baudelaire, Charles, 1821-1867. Fleurs du mal.
Hugo, Victor, 1802-1885.
Princeton subject headings: