8-inch radius brass pillar framed sextant

Estimate: $600 - $1,000

Lot Description

8-inch radius brass pillar framed sextant, c.1840, marked on the arc 'Troughton & Simms, London', rosewood handle, polished brass and inlaid silver scale from -5º to 150º, silver vernier divided 0-10 with swivel magnifier, milled screw adjuster and lock clamp, 4 shades (green, absent, red, amber), 3 horizon shades (absent, red, absent), fitted in mahogany keystone box with 7" and 5" telescopes. NZ military stamp to case by hinge Provenance: The H.N.E Sheppard Estate Collection.