Columbia subject headings:
Antwerp (Belgium)--Foreign economic relations--England--Sources.
England--Foreign economic relations--Belgium--Antwerp--Sources.
Navigation--Belgium--Antwerp--History--Sources.
Harvard subject headings:
Antwerp (Belgium)--Foreign economic relations--England--Sources.
England--Foreign economic relations--Belgium--Antwerp--Sources.
Navigation--Belgium--Antwerp--History--Sources.
Princeton subject headings: