Columbia subject headings:
Harvard subject headings:
Architecture, Modern--20th century--Austria--Vienna.
Architecture--Details
Art nouveau--Austria--Vienna.
Decoration and ornament, Architectural--Austria--Vienna.
Decoration and ornament--Austria--Vienna--Art nouveau.
Facades--Austria--Vienna.
Vienna (Austria)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Austria--Vienna--19th century.
Architecture--Austria--Vienna--20th century.
Decoration and ornament, Architectural--Austria--Vienna.
Decoration and ornament--Austria--Vienna--Art nouveau.
Facades--Austria--Vienna.