Columbia subject headings:
Cities and towns--Holy Roman Empire--History.
Holy Roman Empire--History--Sigismund, 1411-1437.
Sigismund, Holy Roman Emperor, 1368-1437.
Harvard subject headings:
Cities and towns--Holy Roman Empire--History.
Holy Roman Empire--History--Sigismund, 1411-1437.
Sigismund, Holy Roman Emperor, 1368-1437
Princeton subject headings:
Cities and towns, Medieval--Germany.
Cities and towns--Germany--History.
Sigismund, Holy Roman Emperor, 1368-1437.