Details
A rare 19th-Century lacquered-brass surveying quintent of small size,
unsigned, possibly French, the bridge frame incorporating the telescope, the frame with mirrors, the index arm with silvered vernier with magnifier fitted for tangent screw fine adjustment with screw-clamp, the arc with inverted silvered scale reading 0°-160°, the arc and index arm with steel compasses -- 2¼in. (5.7cm.) radius
See Colour Plate
unsigned, possibly French, the bridge frame incorporating the telescope, the frame with mirrors, the index arm with silvered vernier with magnifier fitted for tangent screw fine adjustment with screw-clamp, the arc with inverted silvered scale reading 0°-160°, the arc and index arm with steel compasses -- 2¼in. (5.7cm.) radius
See Colour Plate