Columbia subject headings:
Harvard subject headings:
Bossi (Family :, Bergamo, Italy)
Organ (Musical instrument)--Construction--Italy--Bergamo.
Organ (Musical instrument)--Italy--Catalogs.
Organ builders--Italy--Bergamo.
Princeton subject headings:
Bossi family--Catalogs.
Bossi family.
Catalogs.
Organ (Musical instrument)--Catalogs and collections--Italy, Northen.
Organ (Musical instrument)--Construction--Italy, Northern.
Organ (Musical instrument)--Italy, Northern--History.