A late 19th-Century lacquered-brass mineralogical microscope,

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A late 19th-Century lacquered-brass mineralogical microscope,
signed on the stand NACHET ET FILS 17, rue St Severin Paris, the telescope with rack and pinion focusing with fine adjustment, located by a curved support with vertical pillar, the limb incorporating a micrometer fine adjustment screw, the stage with mechanical swivel and other adjustment, with vernier and silvered engraved scale on the lower circuit stage, with plano-concave mirror on an articulated arm, the body of the microscope located on an axis supported by twin columns fitted to the base, with an extensive range of accessories including a prismatic attachment signed Nachet \\a Paris, a set of six objectives in plush-lined leather-covered case, various other accessories including a miniature glass phial with stopper, an extension tube and five eyepieces, in plush-lined and fitted mahogany case with carrying handle -- 17¼in. (43.8cm.) wide

See Colour Plate 12

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