Octagonal Brass Sundial by Johan Schrettegger, 1750

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Exceptional 18th-century octagonal brass sundial, signed “Johan Schrettegger, Augsburg”, featuring a blued steel needle, a folding latitude arc engraved 10°–90°, … Read more Exceptional 18th-century octagonal brass sundial, signed “Johan Schrettegger, Augsburg”, featuring a blued steel needle, a folding latitude arc engraved 10°–90°, and an engraved equinoctial hour ring with folding gnomon. This finely made instrument exemplifies the precision and craftsmanship of Augsburg’s scientific instrument makers, who were renowned throughout Europe during the Enlightenment for their accuracy and elegant design. Compact and beautifully preserved, the piece combines scientific functionality with decorative sophistication. Dimensions: 5 × 5 × 1 cm (2 × 2 × 0.4 in). See less