Columbia subject headings:
Italy--In art--Exhibitions.
Peiffer Watenphul, Max, 1896-1976--Travel--Italy--Exhibitions.
Photography--Italy--Exhibitions.
Harvard subject headings:
Italy--In art--Exhibitions.
Peiffer Watenphul, Max, 1896-1976--Travel--Italy--Exhibitions.
Photography--Italy--Exhibitions.
Princeton subject headings: