French, c.1870, signed to the rear of the foot ' NACHET, 17, rue St. Severin, Paris', the microscope finished in bright silver coloured palladium plate on a large heavy lead filled base with upright architectural pillars supporting the body on trunnions, with plano-concave mirror on articulated arm, focusing swing out substage condenser, mechanical stage with X & Y control with verniers, with rack & pinion coarse and screw fine focus, interchangeable monocular and binocular bodytube with fine screw width adjustment, prism housing and screw release clamp, the brass bound French polished mahogany case with red satin-lined lid contains 18 accessories comprising 4 eyepieces, 5 Nachet objectives, an eyepiece polariser, a substage polarizer, a substage condenser, a substage sop and holder, a cased angled eyepiece engraved 'Nachet' in a leather case, a triple RMS threaded objective holder, a large leather case holding the Stereo-pseudoscopic body tube, engraved 'NACHET', with binocular eyepieces marked 'A' and 'B', case 41cm.

Footnote: the set has an RMS threaded monocular body tube with all of the objectives on an RMS adapter, the binocular tube has the early Nachet thread suggesting a date of around 1880.

Note: Lot imported under Temporary Admission. 5% UK import VAT will be charged on the ‘hammer’ and 20% UK VAT will be charged on the ‘buyer’s premium’ and invoiced on an inclusive basis under UK Margin Scheme rules.