Columbia subject headings:
Architecture, Medieval--Germany.
Castles--Germany.
Cities and towns, Medieval--Europe.
Cities and towns, Medieval--Germany.
Emperors--Dwellings--Germany.
Germany--History, Local.
Imperial cities (Holy Roman Empire)
Harvard subject headings:
Architecture, Medieval--Germany
Architecture, Medieval--Germany (West)
Cities and towns, Medieval--Europe.
Cities and towns, Medieval--Germany
Cities and towns, Medieval--Germany (West)
Cities and towns, Medieval.
Germany (West)--History, Local.
Germany--History, Local.
Imperial cities (Holy Roman Empire)
Princeton subject headings:
Architecture, Medieval--Germany (West).
Cities and towns, Medieval--Europe.
Cities and towns, Medieval--Germany (West).
Germany (West)--History, Local.
Imperial cities (Holy Roman Empire)