Columbia subject headings:
Netherlands--Economic conditions.
Netherlands--Foreign relations--1648-1714.
Witt, Cornelis de, 1623-1672.
Witt, Johan de, 1625-1672.
Harvard subject headings:
Netherlands--Economic conditions.
Netherlands--Foreign relations--1648-1714.
Netherlands--Foreign relations.
Netherlands--Politics and government.
Witt, Cornelius de, 1623-1672.
Witt, John de, 1625-1672.
Princeton subject headings: