Columbia subject headings:
Bavarians--Germany--Regensburg--History.
Germans--Germany--Regensburg--History.
Regensburg (Germany)--Buildings, structures, etc.
Regensburg (Germany)--History.
Harvard subject headings:
Bavarians--Germany--Regensburg--History.
Germans--Germany--Regensburg--History.
Regensburg (Germany)--Buildings, structures, etc.
Regensburg (Germany)--History.
Princeton subject headings: