Columbia subject headings:
England--Antiquities.
Excavations (Archaeology)--England--Tees River Valley.
Pennine Chain (England)--Antiquities.
Tees River Valley (England)--Antiquities.
Harvard subject headings:
England--Antiquities.
Excavations (Archaeology)--England--Tees River Valley.
Pennine Chain (England)--Antiquities.
Tees River Valley (England)--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--England--Teesdale.
Pennine Chain (England)--Antiquities.
Teesdale (England)--Antiquities.