Columbia subject headings:
Harvard subject headings:
Cities and towns--Germany--History--19th century.
Erfurt (Germany)--History, Military--19th century.
Erfurt (Germany)--History--19th century.
Napoleonic Wars, 1800-1815--Campaigns--Germany--Erfurt.
Princeton subject headings:
Cities and towns--Germany--History--19th century.
Erfurt (Germany)--History, Military--19th century.
Erfurt (Germany)--History--19th century.
Napoleonic Wars, 1800-1815--Campaigns--Germany--Erfurt.