Columbia subject headings:
Excavations (Archaeology)--Turkey--Troy (Extinct city)
Troy (Extinct city)
Walls--Turkey--Troy (Extinct city)
Harvard subject headings:
City walls--Turkey--Troy (Extinct city)
Excavations (Archaeology)--Turkey--Troy (Extinct city)
Greeks--Turkey--Troy (Extinct city)--Antiquities.
Troy (Extinct city)
Princeton subject headings:
City walls--Turkey--Troy (Extinct city).
Excavations (Archaeology)--Turkey--Troy (Extinct city)
Greeks--Turkey--Troy (Extinct city)--Antiquities.
Troy (Extinct city)