Bell Punch Company Ltd - Plus Model 509C

Old mechanical calculating machine PLUS, manufactured by Bell Punch Company Limited, London, England, model 509/C/88.245/L, probably dating from the 1940s-1950s. This desktop mechanical calculator is equipped with numerous numeric keys, front-facing display registers, and a side lever. Green hammered metal housing typical of office equipment from that era. Original bottom plate mentioning Bell Punch Company Limited as well as numerous international patents, and the PLUS and Procento plates. A beautiful example of an old British mechanical calculator, showing signs of use and a patina consistent with its age. Functionality not tested. Highly sought after in the world of industrial design, scientific curiosities, old medical technology, laboratory optics, steampunk, and rare measuring instruments. Ideal for collectors, industrial loft decoration, cabinet of curiosities, scientific display case (theodolite, microscope, sextant, compass)

Estimation:€140

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