Aktiebolaget Original-Odhner Göteborg, Original Odhner – model 109 – Rekenmachine – 1930-1940

Rare Vintage 'Original Odhner' Mechanical Calculator – Model 109 – Made in Sweden – 1950s/1960s – Industrial Design / Pinwheel ArithmometerA fine professional-grade "Original Odhner" Model 109 mechanical pinwheel calculator. This heavy-duty machine is a prime example of Swedish precision engineering, manufactured in Gothenburg circa 1938.A stunning piece of mechanical history for the serious collector!Up for auction is this iconic and robust Original Odhner mechanical pinwheel calculator (arithmometer), manufactured by the renowned Aktiebolaget Original-Odhner in Gothenburg, Sweden. This specific model features a highly sought-after mid-century blue-grey crackle finish, giving the machine a fantastic industrial aesthetic.Historical Significance:The 'Odhner system' is globally recognized as the absolute blueprint for the mechanical calculator industry. After production moved to Sweden following the Russian Revolution, machines stamped with "Original Odhner" and "Made in Sweden" became the gold standard of precision engineering and durability.Specifications & Features:Brand: Original OdhnerOrigin: Gothenburg, SwedenType: Pinwheel ArithmometerColor: Industrial blue-grey with brass accentsFunctions: Addition, subtraction, multiplication, and division via the smooth-turning crank and movable carriage.Registers: Equipped with input levers, a revolution counter, and a main result register.Condition Report:The machine is in beautiful, authentic vintage condition with a wonderful patina that tells the story of its working life. The mechanical components (crank, levers, and... lees verder bij Catawiki