Antique navigators Octant brass frame with silver scale.
ANTIQUE OCTANT. No.14
A mid 19th century navigators Octant. Unsigned brass 'Tulip' shaped frame design, with applied trade label inside box for James Hogg, Leith.
The silver scale is engraved from -5 degrees to 135 degrees and reading to 108 degrees. The index arm has swinging scale magnifier, the silver vernier scale reads from 0 to 10 seconds of arc.
Complete with two sighting telescopes and mirror adjusting pin, contained within its original fitted mahogany box.
Height: 9.5 inches / 24 cm, Radius: 7.5 inches / 19cm.
Front side of the antique octant with telescopes and mirror adjusting pin.
A close up of the antique octant showing silver scale.
Exterior of the hardwood octant carrying case / storage box.
Reverse side of the antique octant and accessories.
Close up of antique navigators Octant.
Close up of antique navigators Octant.
Close up of antique navigators Octant.
Close up of antique navigators Octant.
Applied trade label inside Octant box.
Close up of antique navigators Octant.
Presentation plaque applied to top of Octant box.