Columbia subject headings:
Harvard subject headings:
Walsers--Italy--Piedmont.
Walsers--Italy--Verbano Cusio Ossola--History.
Walsers--Italy--Verbano Cusio Ossola--Social life and customs.
Princeton subject headings:
Walsers--Italy--Piedmont.
Walsers--Italy--Verbania (Province)--History.
Walsers--Italy--Verbania (Province)--Social life and customs.