Columbia subject headings:
Basel (Switzerland)--History.
Cities and towns--Europe--History--16th century.
Cities and towns--Europe--History--To 1500.
Marburg (Germany)--History.
Harvard subject headings:
Basel (Switzerland)--History.
Building--Europe--History.
Cities and towns, Medieval--Europe.
Cities and towns--Europe--History--16th century.
Cities and towns--Europe--History--To 1500.
Marburg (Germany)--History.
Princeton subject headings:
Basel (Switzerland)--History.
Cities and towns, Medieval--Europe.
Cities and towns--Europe--History--16th century.
Marburg (Germany)--History.