Cadot Proportion Compass, Paris 1740 - Lot 82

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Lot n° 82
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200 - 400 EUR
Cadot Proportion Compass, Paris 1740 - Lot 82
Cadot Proportion Compass, Paris 1740 Folding brass proportion compass, engraved and dated “Paris 1740.” Both arms feature numerous calculation and conversion scales, including those for chords, equal parts, solids, metals, and polygons. The instrument is hinged at a decorated circular hinge and features fine engraving on both sides. It is a mathematical instrument designed for geometric calculations and proportional operations. Details: Date: 1740, Origin: Paris, France, Inscription: “Cadot les Cordes” and “Paris 1740”, Material: brass, Dimensions when closed: 17.5 × 3 cm, Condition: signs of use, wear, and original patina.
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