PELLIN COLORIMETER MICROSCOPE

An antique 1880s Pellin Colorimeter - Fluid Microscope. This instrument is used to measure the absorbance of particular wavelengths of light by a specific solution and was originally developed in 1870

* A German Brass and Black Lacquered Microscope r. fuess, berlin, early 20th century number 544 with a fitted wood case and additional accessories. Height 13 1/2 inches. Estimate $100-200 Property fro

Nice antique R. Fuess Berlin No. 392 Microscope - with all accessories and box. Great overall condition

Dutch Compound Monocular Chest Microscope, c. 1780 Cuff-type brass microscope with gimbaled 1 1/2 in. single mirror, three-arm stage on sliding block for coarse focusing, milled-head screw fine adjust

Double-Pillar Binocular Polarization Microscope Compendium by R & J Beck, c. 1880-85 Signed on the foot "R & J. Beck London 12836"; original lacquered brass, the "Large Best" by the prestigious firm,

(lot of 2) Microscope group, consisting of antique examples executed in brass, one in a fitted case, plus extra lenses, 20"h

A Rare Cased Smith and Beck Binocular Microscope with Thomas Glazebrook Rylands Archive, circa

English Compound Monocular Chest Microscope by Nairne & Blunt, c. 1790 Cuff-type, signed on the Bonanni stage "Nairne & Blunt, London". All brass, original lacquer, square pillar hinged at one side of

Rare German Brass Microscope, c. 1830 Signed on the tube "L. Veitshans in Hamburg", original lacquered brass, folding tripod stand, triangular column, large concave single mirror, Ø 2 1/3 in., unusua

English, c. 1880, signed around the base 'Watson & Sons, 313 High Holborn, London', constructed of lacquered brass with adjustable bullseye condenser, oil bottle, shade (broken), in original polished

The all brass Martin-type compound microscope circa 1790 with various slides and accoutrements as shown is signed Gilbert & Co, London in hand engraved script on one beam of the tripod foot. A much la

Brass instrument bearing royal warrant. Engraved Maker to his Majesty. In fitted mahogany case. By George Adams. London. Circa 1760s. Together with various accessories and period slides. H. ofmicrosco

A Cabinet of Microscope Slides, A Cabinet of Microscope Slides, 19th Century, constructed of French polished mahogany on plinth base, arched glazed door to front with lock and key, campaign style hand

English, c. 1890 (from Watson Records), engraved to the rear of the stand 'WATSON & SON, 313 High Holborn, London 1170', the microscope stands on a large brass tripod foot with trunnions to the top su

Martin style universal brass microscope and stand, with various lenses and fittings. Unsigned. In a fitted shagreen box. Circa 1770. L. of case: 26.7 cm (10 1/2 in.)

A Zeiss 'PRISMEN-ROTATOR' Microscope Accessory, A Zeiss 'PRISMEN-ROTATOR' Microscope Accessory, German, c.1890, signed 'CARL ZEISS JENA no. 299', in original faux leather covered wooden case, construc

English, signed to the stage in script ‘F Day, 37 Poultry LONDON’, of typical form on circular brass base, with concave mirror in a gimbal, scroll legs supporting the stage then the bodytube, body

Nuremberg Compound Monocular Microscope, c. 1820 Box-type, hardwood, outer pasteboard tube with fishskin-patterned covering, drawtubes covered with paper, base signed with "ICR", screw-on dust caps on

Wilson-Type Screw-Barrel Microscope, c. 1730 Simple microscope based on design by Hartsoeker, lacquered brass, detachable turned hardwood handle (replaced), 1½-inch inne tube, 15/8-inch outer tube wi

Lacquered Brass Griffith Club Microscope by Bausch & Lomb Lacquered Brass Griffith Club Microscope by Bausch & Lomb, Serial No. 1019, engraved “E.H. Griffith, Pat. Ap'd. For, Fairpo

A rare Improved Griffith Club microscope, patent date 1886. The base is inscribed "E.H. GRIFFITH, PAT. DEC. 14, 86 / FAIRPORT, N.Y." with a serial number of 868. Sliding tube coarse focus adjustment a

London, number 56037, Circa 1930. The van Heurck stand was the most complete model, named after Dr. Henri van Heurck, fabricant and famous microscopist, Dr, Henri van heurck was also the director of t

Early Wood Compound Microscope, late 17th Century Probably Italy. Turned fruitwood, draw tube with engraved focus staging lines, tube with external threaded adjustment via circular platform, only 2 b

Nachet Brass Microscope in Case with Accessories. In wood case with red lining; various accessories and microscope. Microscope marked 'NACHET 17 rue St Severin Paris'. {Approximate dimensions: Case 7