Octant Made Of Ebony And Bone, Messer London, 19th Century

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Octant Made Of Ebony And Bone, Messer London, 19th Century

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 antique patina and shows signs of wear consistent with its age.

Details: Origin: England, Period: 19th century, Signature: Messer London, Materials: Ebony, bone, and brass, Dimensions: 34 × 31 cm, Condition: Original patina and signs of wear.

500 €