Columbia subject headings:
France--History--Medieval period, 987-1515.
Pontoise (France)--Charters, grants, privileges.
Pontoise (France)--History.
Harvard subject headings:
France--History--Medieval period, 987-1515.
Pontoise (France)--Charters, grants, privileges.
Pontoise (France)--History.
Princeton subject headings:
Pontoise (France)--Economic conditions.
Pontoise (France)--History.
Pontoise (France)--Politics and government.