Details
A 19th-Century brass gimbal-mounted mining compass dial,
signed on the silvered compass plate Otto Fennel Sone Cassel No. 4395, with finely engraved scale, blued-steel edge-bar needle, jewelled cap and screw clamp, the gimbal ring with spindle adjustment, mounted on a suspension limb with two hooks, engraved on one side 4395 Departement van Mijnwezen. F.A.R. 4396 -- 8.3/8in. (21.3cm.) wide
See Illustration
signed on the silvered compass plate Otto Fennel Sone Cassel No. 4395, with finely engraved scale, blued-steel edge-bar needle, jewelled cap and screw clamp, the gimbal ring with spindle adjustment, mounted on a suspension limb with two hooks, engraved on one side 4395 Departement van Mijnwezen. F.A.R. 4396 -- 8.3/8in. (21.3cm.) wide
See Illustration