Columbia subject headings:
Kavala (Greece)--Civilization--Congresses.
Kavala Region (Greece)--Antiquities--Congresses.
Kavala Region (Greece)--Civilization--Congresses.
Thasos Island (Greece)--Civilization--Congresses.
Harvard subject headings:
Princeton subject headings:
Kavala (Greece)--Civilization--Congresses.
Kavala Region (Greece)--Antiquities--Congresses.
Kavala Region (Greece)--Civilization--Congresses.
Thasos Island (Greece)--Civilization--Congresses.