Columbia subject headings:
Architecture--Study and teaching--Austria--Vienna.
Wagner, Otto, 1841-1918.
Harvard subject headings:
Akademie der Bildenden Künste in Wien
Architecture--Study and teaching--Austria--Vienna.
Wagner, Otto, 1841-1918.
Princeton subject headings:
Akademie der Bildenden Künste in Wien.
Architecture--Study and teaching--Austria--Vienna.
Wagner, Otto, 1841-1918.