Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Denmark--Augustenborg--Archives--Indexes.
Aristocracy (Social class)--Denmark--Sønderborg--Archives--Indexes.
Aristocracy (Social class)--Germany--Schleswig-Holstein--Archives--Indexes.
Augustenborg (Denmark)--Archival resources--Indexes.
Augustenborg (Denmark)--Kings and rulers--Genealogy--Indexes.
Duchies--Denmark--Augustenborg--Archives--Indexes.
Duchies--Denmark--Sønderborg--Archives--Indexes.
Duchies--Germany--Schleswig-Holstein--Archives--Indexes.
Nobility--Denmark--Augustenborg--Archives--Indexes.
Nobility--Denmark--Sønderborg--Archives--Indexes.
Nobility--Germany--Schleswig-Holstein--Archives--Indexes.
Schleswig-Holstein (Germany)--Archival resources--Indexes.
Schleswig-Holstein (Germany)--Kings and rulers--Genealogy--Indexes.
Schleswig-Holsteinisches Landesarchiv. Abt. 22--Catalogs.
Sønderborg (Denmark)--Archival resources--Indexes.
Sønderborg (Denmark)--Kings and rulers--Genealogy--Indexes.
Princeton subject headings:
Aristocracy (Social class)--Denmark--Augustenborg--Archives--Indexes.
Aristocracy (Social class)--Denmark--Sønderborg--Archives--Indexes.
Aristocracy (Social class)--Germany--Schleswig-Holstein--Archives--Indexes.
Augustenborg (Denmark)--Archival resources--Indexes.
Augustenborg (Denmark)--Kings and rulers--Genealogy--Indexes.
Catalogs.
Duchies--Denmark--Augustenborg--Archives--Indexes.
Duchies--Denmark--Sønderborg--Archives--Indexes.
Duchies--Germany--Schleswig-Holstein--Archives--Indexes.
Indexes.
Nobility--Denmark--Augustenborg--Archives--Indexes.
Nobility--Denmark--Sønderborg--Archives--Indexes.
Nobility--Germany--Schleswig-Holstein--Archives--Indexes.
Schleswig-Holstein (Germany)--Archival resources--Indexes.
Schleswig-Holstein (Germany)--Kings and rulers--Genealogy--Indexes.
Schleswig-Holsteinisches Landesarchiv. Abt. 22--Catalogs.
Sønderborg (Denmark)--Archival resources--Indexes.
Sønderborg (Denmark)--Kings and rulers--Genealogy--Indexes.