$499
10-inch Radius Ebony Octant, with bone scale divided 0-100° , brass index arm with tangent screw adjustment, vernier and clamp, pinhole sight, mirror, three filters, vacant bone plaque and brass pin feet, in keystone case with green-painted interior.
![Skinner](/partnerlogos/skinner.png)
Auctioneer:
Skinner
Date:
2006-07-29