Columbia subject headings:
Art, Ancient--History--Congresses.
Art, Medieval--History--Congresses.
England--Antiquities--Congresses.
Germany--Antiquities--Congresses.
Heldensage--History and criticism--Congresses.
Heroes in art--Research--Congresses.
Mythology, Germanic, in art--Research--Congresses.
Mythology, Germanic--History--Sources--Congresses.
Scandinavia--Antiquities--Congresses.
Harvard subject headings:
Art, Ancient--History--Congresses.
Art, Medieval--History--Congresses.
England--Antiquities--Congresses.
Germany--Antiquities--Congresses.
Heldensage--History and criticism--Congresses.
Heroes in art--Research--Congresses.
Mythology, Germanic, in art--Research--Congresses.
Mythology, Germanic--History--Sources--Congresses.
Scandinavia--Antiquities--Congresses.
Princeton subject headings: