Olivetti S.p.A. is an Italian manufacturer of computers, tablets, smartphones, printers and other such business products as calculators and fax machines.
Olivetti headquarters in Ivrea, Italy
Olivetti M40 typewriter (1930), designed by Camillo Olivetti with Gino Levi Martinoli (Museo nazionale della scienza e della tecnologia Leonardo da Vinci, Milan)
The Olivetti Lettera 22 typewriter, designed by Marcello Nizzoli in 1950
Former Olivetti branch in Carlisle, UK
An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations
Scientific calculator displays of fractions and decimal equivalents
The interior of a Casio FX-991s calculator
An office calculating machine with a paper printer