Columbia subject headings:
Harvard subject headings:
Germany--History--Revolution, 1848-1849--Literature and the revolution.
Lewald, August, 1792-1871--Criticism and interpretation.
Princeton subject headings:
Lewald, August, 1792-1871. Album aus Paris.
Lewald, August, 1792-1871. Memoiren eines Banquiers.
Lewald, August, 1792-1871. Theater-Roman.