Details
A 19th Century brass octant
signed on the arc De Kemel Bro.s & Co. Antwerp, with ivorine scale, fine shades, mirror back plates and telescope mounting socket, the index arm 7¼in. (19.2cm.) radius with vernier and clamp screw (defective)
signed on the arc De Kemel Bro.s & Co. Antwerp, with ivorine scale, fine shades, mirror back plates and telescope mounting socket, the index arm 7¼in. (19.2cm.) radius with vernier and clamp screw (defective)