Columbia subject headings:
Austria--Antiquities.
Hungary--Antiquities.
Pannonia--History.
Rome--History--Period of military anarchy, 235-284.
Rome--History--Severans, 193-235.
Yugoslavia--Antiquities.
Harvard subject headings:
Austria--Antiquities.
Hungary--Antiquities
Pannonia--History.
Rome--History--Period of military anarchy, 235-284.
Rome--History--Severans, 193-235.
Yugoslavia--Antiquities.
Princeton subject headings: