Columbia subject headings:
Architecture--Italy--Viterbo--History--19th century.
Teatro dell'Unione (Viterbo, Italy)
Theater architecture--Italy--Viterbo.
Vespignani, Virginio, 1808-1882--Criticism and interpretation.
Viterbo (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Italy--Viterbo--History.
Teatro dell'Unione (Viterbo, Italy)
Theater architecture--Italy--Viterbo.
Vespignani, Virginio, 1808-1882--Criticism and interpretation.
Viterbo (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Viterbo--History--19th century.
Teatro dell'Unione (Viterbo, Italy)
Theater architecture--Italy--Viterbo.
Vespignani, Virginio, 1808-1882--Criticism and interpretation.
Viterbo (Italy)--Buildings, structures, etc.