Olivetti "Divisumma GT 24" Calculator by Marcello Nizzoli:COLLECTION|Graphio/büro-stil グラフィオ/ビューロスタイル
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clearance outlet store Divisumma Printing Calculator Marcello Nizzoli. 24 Divisumma 14 Calculator. 1956 from Olivetti, 1940s - www.lmpc.ch
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Olivetti brevetta la Divisumma 14: è opera di Natale Cappellaro, che aveva solo la sesta elementare - la Repubblica
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1953 Olivetti Divisumma 14 running without body | made in Italy | electromechanical calculator - YouTube
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