Ebony and Bone Octant, Messer London - Lot 57

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Lot n° 57
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Estimation :
400 - 800 EUR
Ebony and Bone Octant, Messer London - Lot 57
Ebony and Bone Octant, Messer London 19th-century English octant, signed Messer London, made of ebony with brass components and bone graduated scales. The instrument retains its index arm, mirrors, movable filters, and adjustment mechanisms. It was used in maritime navigation to measure the altitude of a celestial body above the horizon. It has an aged patina and shows signs of wear consistent with its age. Details: Origin: England, Period: 19th century, Markings: Messer London, Materials: Ebony, bone, and brass, Dimensions: 34 × 31 cm, Condition: Antique patina and signs of wear.
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