Columbia subject headings:
Harvard subject headings:
Erfurt (Germany)--Intellectual life--16th century--Congresses.
Humanism--Germany--Erfurt--Congresses.
Humanists--Germany--Erfurt--Congresses.
Princeton subject headings:
Erfurt (Germany)--Intellectual life--16th century--Congresses.
Humanism--Germany--Erfurt--Congresses.
Humanists--Germany--Erfurt--Congresses.