Columbia subject headings:
Harvard subject headings:
Holy Roman Empire. Reichshofrat--History--Sources--Bibliography--Catalogs.
Holy Roman Empire. Reichskammergericht--History--Sources--Bibliography--Catalogs.
Law--Holy Roman Empire--Sources--Bibliography--Catalogs.
Niedersächsisches Staatsarchiv in Aurich--Catalogs.
Princeton subject headings:
Catalogs.
Holy Roman Empire. Reichshofrat--History--Sources--Bibliography--Catalogs.
Holy Roman Empire. Reichskammergericht--History--Sources--Bibliography--Catalogs.
Law--Holy Roman Empire--Sources--Bibliography--Catalogs.
Niedersächsisches Staatsarchiv in Aurich--Catalogs.