Columbia subject headings:
Austria--Intellectual life.
Austria--Social life and customs.
Hungary--Intellectual life.
Hungary--Social life and customs.
Harvard subject headings:
Austria--Intellectual life--Congresses.
Austria--Intellectual life.
Austria--Social life and customs--Congresses.
Austria--Social life and customs.
Hungary--Intellectual life
Hungary--Intellectual life--Congresses.
Hungary--Social life and customs
Hungary--Social life and customs--Congresses.
Princeton subject headings:
Austria--Intellectual life.
Austria--Social life and customs.
Hungary--Intellectual life.
Hungary--Social life and customs.