 | divisumma 24 manual desktop calculator design marcello nizzoli olivetti, italy, 1956 |
 | lettera 22 typewriter design marcello nizzoli olivetti, italy, 1950 |
 | lettera 22 typewriter design marcello nizzoli olivetti, italy, 1950 |
 | mirella sewing machine design marcello nizzoli necchi, italy, 1957 compasso d'oro |
 | unit (produced by safnat) telephone design marcello nizzoli (miscellanea), italy, 1958 |