Columbia subject headings:
German literature--19th century--Themes, motives--Congresses.
German literature--20th century--Themes, motives--Congresses.
Travel in literature--Congresses.
Harvard subject headings:
German literature--19th century--Themes, motives--Congresses.
German literature--20th century--Themes, motives--Congresses.
Travel in literature--Congresses.
Princeton subject headings:
German literature--19th century--Themes, motives--Congresses.
German literature--20th century--Themes, motives--Congresses.
Travel in literature--Congresses.