Columbia subject headings:
Harvard subject headings:
Classical philology--History--Congresses.
Europe--Civilization--Congresses.
Humanism--Europe--History--Congresses.
Science, Renaissance--Congresses.
Science--Europe--History--Congresses.
Universities and colleges--Europe--History--Congresses.
Princeton subject headings:
Humanism--Austria--Vienna--Congresses.
Natural history--Study and teaching--Austria--Vienna--Congresses.
Renaissance--Austria--Vienna--Congresses.
Universities and colleges--Austria--Vienna--Congresses.
Vienna (Austria)--Intellectual life--16th century--Congresses.