Columbia subject headings:
Germany--Historiography--Congresses.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716--Congresses.
Harvard subject headings:
Germany--Historiography--Congresses.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716--Congresses.
Princeton subject headings:
Collectors and collecting--Germany--Hannover--History--17th century--Congresses.
Collectors and collecting--Germany--Hannover--History--18th century--Congresses.
Hannover (Germany)--History--Congresses.
Historians--17th century--Biography--Congresses.
Historians--18th century--Biography--Congresses.
History--Sources--Publishing--Germany--History--17th century--Congresses.
History--Sources--Publishing--Germany--History--18th century--Congresses.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716--Congresses.