Columbia subject headings:
Art and photography--Austria.
Austria--Biography--Portraits.
Portrait painting, Austrian--20th century.
Portrait painting, Austrian.
Portrait photography.
Harvard subject headings:
Art and photography.
Photography--Austria.
Portrait painting, Austrian.
Portrait painting--19th century--Austria.
Portrait painting--20th century--Austria.
Portrait photography.
Portraits, Austrian.
Princeton subject headings:
Art and photography.
Portrait painting--19th century--Austria.
Portrait painting--20th century--Austria.
Portrait photography.
Portraits, Austrian.