241


241.


A RARE LATE 17TH/EARLY 18TH-CENTURY ITALIAN CARD, LEATHER AND IVORY 1IN. THREE-DRAW TELESCOPE


unsigned, each draw with impressed focus ring and ivory stage, turned dust cap and eye-piece (conservation and restoration) -- 15¾in. (40cm.) closed; contained within an early 19th-century six- sided plush-lined hinged oak case with securing hook and handle -- 28in. (71cm.) long


(2) £1000-1500


242. A LATE 18TH-CENTURY IVORY MONOCULAR BY JESSE RAMSDEN, LONDON


with 1½in. objective, single nickel-plated draw signed RAMSDEN LONDON, black-painted interior, contained in original plush-lined red Morocco-covered wooden case with press-catch release to lid -- 3¼in. (8.3cm.) high overall


£250-350


243.


A FINE ‘JONES MOST-IMPROVED’-TYPE COMPOUND MICROSCOPE COMPENDIUM BY DOLLOND, LONDON, CIRCA 1800


signed on the foot as per title, the square-section shaft with front-inset rack-and-pinion strip, 7in. main tube, substage condensing lens and plano-concave mirror, together with near- complete complement of accessories including a ‘wheel of lenses’ numbered 1-6; fish-plate; live box; large and small bone slides with some original specimens; ivory tube of mica spares; sprung Bonnani spring stage; cone substage light condenser; Lieberkuhn reflector, etc., contained within original fitted mahogany box with side-securing hooks -- 4 x 13½ x 9½in. (10 x 34 x 24cm.)


£2500-4000


243


242 additional images online at www.charlesmillerltd.com


243 (detail) 89


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