Columbia subject headings:
Cambridgeshire (England)--Antiquities.
Cambridgeshire (England)--History.
England--Antiquities.
Isle of Ely (England)--History.
Natural history--England--Cambridgeshire.
Harvard subject headings:
Cambridgeshire (England)--Antiquities.
Cambridgeshire (England)--History.
Ely (England)--History.
England--Antiquities.
Natural history--England--Cambridgeshire.
Princeton subject headings:
Cambridgeshire (England)--Antiquities.
Cambridgeshire (England)--History.
Ely (England)--History.
England--Antiquities.
Natural history--England--Cambridgeshire.