Columbia subject headings:
Apollo (Deity)--Congresses.
Gods, Greek, in art--Congresses.
Harvard subject headings:
Apollo (Deity)--Art--Congresses.
Apollo (Deity)--Congresses.
Gods, Greek, in art--Congresses.
Greece--Antiquities--Congresses.
Princeton subject headings:
Apollo (Deity)--Congresses.
Gods, Greek--Aegean Islands (Greece and Turkey)--History--Congresses.
Pilgrims and pilgrimages--Aegean Islands (Greece and Turkey)--History--Congresses.
Temple of Apollo (Aegean Islands)--History--Congresses.
Temples, Greek--Aegean Islands (Greece and Turkey)--History--Congresses.