Columbia subject headings:
Architecture, Baroque--Austria.
Church architecture--Austria.
Harvard subject headings:
Architecture, Baroque--Austria.
Church architecture--Austria.
Fischer von Erlach, Johann Bernhard, 1656-1723.
Hildebrandt, Johann Lukas von, 1668-1745.
Santini, Giovanni, 1677-1723.
Princeton subject headings:
Architecture, Baroque--Austria.
Church architecture--Austria.