Details
A late 18th-Century brass Jones's Most Improved compound monocular microscope,
signed on the folding tripod stand W. & S. JONES, 30 Holborn, LONDON, the body-tube located on a limb (replacement), the mechanical stage, sub-stage condenser and plano-concave mirror located on the square-section limb, with compass joint to the tapering vertical pillar support over the folding tripod stand -- 16¾in. (42.5cm.) high
See Illustration
signed on the folding tripod stand W. & S. JONES, 30 Holborn, LONDON, the body-tube located on a limb (replacement), the mechanical stage, sub-stage condenser and plano-concave mirror located on the square-section limb, with compass joint to the tapering vertical pillar support over the folding tripod stand -- 16¾in. (42.5cm.) high
See Illustration