Columbia subject headings:
Harvard subject headings:
Germany--Antiquities, Roman.
Regensburg (Germany)--Antiquities, Roman.
Regensburg (Germany)--History.
Romans--Germany--Regensburg.
Princeton subject headings:
Germany--Antiquities, Roman.
Regensburg (Germany)--Antiquities, Roman.
Regensburg (Germany)--History.
Romans--Germany--Regensburg.