細節
TROUGHTON & SIMMS, London
A lacquered-brass mining dial, with twin folding sights, bubble-level, engraved silvered-dial with edge-bar needle, clamp and lid -- 12in.(30.5cm.)long, with staff mount, in fitted mahogany case with maker's label
A lacquered-brass mining dial, with twin folding sights, bubble-level, engraved silvered-dial with edge-bar needle, clamp and lid -- 12in.(30.5cm.)long, with staff mount, in fitted mahogany case with maker's label