Sextant by Jones, Gray & Keen--SOLD
A mid 19th century 6 inch radius vernier sextant by Jones, Gray & Keen. Standard black painted brass "T" small frame with silvered arc signed Jones, Gray & Keen Strand Liverpool. The scale is divided 0-120 degrees. The sextant has a vernier with clamp, swivel magnifier, six filters(shades), two mirrors, 2 telescopes, ebony handle with a fitted mahogany box housing an adjustment tool. Circa 1860.