Columbia subject headings:
Harvard subject headings:
Collegiata di Santa Maria della Neve (Gualtieri, Italy)
Organ (Musical instrument)--Conservation and restoration--Italy--Gualtieri.
Organ (Musical instrument)--Construction
Traeri, Agostino, active 18th century.
Princeton subject headings:
Collegiata di Santa Maria della Neve (Gualtieri, Italy)--Organs.
Organ (Musical instrument)--Italy--Gualtieri--History--Sources.