Columbia subject headings:
Berengo-Gardin, Gianni--Exhibitions.
Electronic office machine industry--Italy--Ivrea--Pictorial works--Exhibitions.
Ing. C. Olivetti & c.--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions.
Photography, Industrial--Italy--Ivrea--Exhibitions.
Harvard subject headings:
Berengo-Gardin, Gianni--Exhibitions.
Electronic office machine industry--Italy--Ivrea--Pictorial works--Exhibitions.
Exhibition catalogs
Ing. C. Olivetti & c.--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions.
Photography, Industrial--Italy--Ivrea--Exhibitions.
Princeton subject headings:
Berengo-Gardin, Gianni--Exhibitions.
Electronic office machine industry--Italy--Ivrea--Pictorial works--Exhibitions.
Ing. C. Olivetti & c.--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions.
Photography, Industrial--Italy--Ivrea--Exhibitions.