Columbia subject headings:
Harvard subject headings:
Germany--Civilization--17th century--Congresses.
Germany--Politics and government--17th century--Congresses.
Johan Maurits, Prince of Nassau-Siegen, 1604-1679--Congresses.
Netherlands--Politics and government--17th century--Congresses.
Princeton subject headings:
Germany--Intellectual life--17th century.
Humanists--Netherlands--Biography.
Johan Maurits, Prince of Nassau-Siegen, 1604-1679.
Netherlands--Intellectual life--17th century.
Statesmen--Netherlands--Biography.