Portable equatorial sundial with engraved brass compass. Pla - Lot 172

Lot n° 172
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Estimation :
300 - 500 EUR
Result : NC
Portable equatorial sundial with engraved brass compass. Pla - Lot 172
Portable equatorial sundial with engraved brass compass. Plate with engraved foliage decoration, engraved equinoctial hour ring with folding gnomon and latitude arc. The reverse is signed Johann Schrettegger in Augusburg; complete with shaped cardboard case and instructions. Augsburg, Johann Nepomuk Schrettegger (1764-1843), circa 1790. Length: 5 cm Johann Nepomuk Schrettegger was Augsburg's last compass and sundial maker. Expert : Benoît BERTRAND.
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