Columbia subject headings:
Indo-European antiquities--Congresses.
Indo-European philology--Congresses.
Indo-Europeans--Congresses.
Magic--History--To 1500--Congresses.
Religion and culture--Congresses.
Harvard subject headings:
Classical literature--History and criticism--Congresses
Indo-European philology--Congresses.
Magic, Ancient--Congresses.
Mythology, Indo-European--History--Congresses.
Rites and ceremonies--Congresses
Princeton subject headings:
Classical literature--History and criticism--Congresses.
Indo-European philology--Congresses.
Magic, Ancient--Congresses.
Mythology, Indo-European--History--Congresses.
Rites and ceremonies--Congresses.