Columbia subject headings:
Harvard subject headings:
Poland--Church history
Poland--History--Vladislaus IV Sigismund, 1632-1648
Religion and state--Poland--History--17th century.
Religious tolerance--Poland--History--17th century.
Princeton subject headings:
Church and state--Poland--History.
Poland--History--Vladislaus IV Sigismund, 1632-1634.
Religious tolerance--Poland--History.