Columbia subject headings:
Harvard subject headings:
Palaces--Austria--Wels--History.
Schloss Puchberg (Wels, Austria)--History.
Wels (Austria)--Buildings, structures, etc.
Princeton subject headings:
Palaces--Austria--Wels--History.
Schloss Puchberg (Wels, Austria)--History.
Wels (Austria)--Buildings, structures, etc.