Columbia subject headings:
Harvard subject headings:
Lower Austria (Austria)--Economic conditions.
Lower Austria (Austria)--History.
Lower Austria (Austria)--Intellectual life.
Rosner, Willibald.
Vienna (Austria)--Economic conditions.
Vienna (Austria)--History.
Vienna (Austria)--Intellectual life.
Princeton subject headings:
Lower Austria (Austria)--Economic conditions.
Lower Austria (Austria)--History.
Lower Austria (Austria)--Intellectual life.
Rosner, Willibald.
Vienna (Austria)--Economic conditions.
Vienna (Austria)--History.
Vienna (Austria)--Intellectual life.