Columbia subject headings:
Harvard subject headings:
Nobility--Germany--Braunschweig (State)--Biography.
Sidonia, Duchess, consort of Erich II, Duke of Braunschweig-Lüneburg, 1518-1575.
Princeton subject headings:
Nobility--Germany--Braunschweig (State)--Biography.
Sidonia, Duchess, consort of Erich II, Duke of Braunschweig-Lüneburg, 1518-1575.