Columbia subject headings:
Harvard subject headings:
Architects--Austria--Vienna--Biography.
Architecture, Modern--20th century--Austria--Vienna.
Architecture--Austria--Vienna
Architecture--Austria--Vienna--History.
Buildings--Austria--Vienna.
Vienna (Austria)--Buildings, structures, etc.
Princeton subject headings:
Architects--Austria--Vienna--Biography.
Architecture, Modern--20th century--Austria--Vienna.
Architecture--Austria--Vienna.
Vienna (Austria)--Buildings.