Cordys

10-inch radius rosewood or ebony frame and limb octant

Estimate: $500 - $900


Lot Description

10-inch radius rosewood or ebony frame and limb octant, ivory plaque to crossbar marked ‘Spencer Browning & Rust, London' (1784-1840), ivory scale divided -3 to 108, brass index arm, ivory vernier (chipped) divided 0-20, brass thumbscrew lock and adjustment screw, two pinhole sight vane (swivel shutter absent), plug in shades absent, forward horizon glass adjustment by screw, rear by lever and wing nut, clamping screws absent, capped pencil absent. Provenance: The H.N.E Sheppard Estate Collection.