Columbia subject headings:
Church buildings--Austria--Vienna.
Monasteries--Austria--Vienna.
Vienna (Austria)--Church history.
Harvard subject headings:
Christian art and symbolism--Austria--Vienna--Medieval, 500-1500.
Christian art and symbolism--Medieval, 500-1500--Austria--Vienna.
Church buildings--Austria--Vienna.
Monasteries--Austria--Vienna.
Vienna (Austria)--Buildings, structures, etc.
Vienna (Austria)--Church history.
Vienna (Austria)--History.
Princeton subject headings:
Christian art and symbolism--Medieval, 500-1500--Austria--Vienna.
Monasteries--Austria--Vienna.
Vienna (Austria)--Churches.
Vienna (Austria)--History.