3 Brass Microscopes, c. 1895

3 Brass Microscopes, c. 1870-80 Unmarked, original lacquered brass, with stage condensors, 1 eyepiece, 3 objectives screwed into each other, in matching mahogany cases. 1) Black-painted horseshoe base

3 French Brass Microscopes 1) Signed: "C. Verick, élève spécial du Hartnack, rue de la Parcheminerie 2, Paris", c. 1870. Horseshoe base, rectangular pillar, capped with inclination joint, swiveling

3 English Brass Compound Microscopes 1) Drum microscope, c. 1860, unmarked, lacquered brass, concave mirror, drawtube, eyepiece, 6 objectives, live cell, forceps, Lieberkuhn reflector, height 10 in.,

2 French Brass Microscopes 1) Signed: "M. Stiassnie à Paris", c. 1895. 3¾-inch round base, two tubular pillars, capped with inclination joint, swiveling and gimbal-mount double mirror, substage pinh

3 Brass Microscopes 1) M. Pillischer, London "The International", c. 1870, no. 3102, original lacquered brass, 90˚ tilting tripod, concave mirror, substage pinhole diaphragm, sliding tube, coarse

3 Brass Microscopes 1) Drum microscope, original lacquered brass, 1 ocular, 5 numbered objective lenses, rack-and-pinion focusing (damaged), height 10 5/8 in., in fine mahogany case, c. 1825. - 2) St

3 Brass Microscopes 1) "E. Hartnack & A. Prazmowski, Rue Bonaparte 1, Paris", c. 1873, original lacquered brass, cast-iron base, tilting stand, single mirror, sliding tube, fine adjustment with knurle

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

3 Brass Compound Microscopes 1) Unsigned, probably France, unusual two-pillar construction, iron foot, brass, original lacquer, rack-and-pinion focusing, height 8 ¾ in., c. 1875. – 2) "R. Wasserlei

Drum-Pattern Microscope, c. 1860 Probably by Hartnack, Paris, original lacquered brass, 3-inch weighted base, draw tube, fine screw adjustment beneath the pillar, concave mirror, pinhole diaphragm, 1

3 English Brass Compound Microscopes 1) Engraved on the splayed foot: "J. Amadio, 7 Throgmorton St., London", c. 1865. Patinated brass, tilting stand with compass joint, double mirror on gimbal, xy mo

11.5in L x 3.5in H x 6in D

Small Antique 19th C. Brass Microscope Scientific Instrument 9.5 inches height. size: 9.5 in. x 3 in.

3 Early Microphones 1) Carbon bar microphone, 1889 onwards, no. 830, Mix & Genest, Berlin, with wood membrane. - 2) Carbon disk microphone, c. 1895, R. Stock & Co., Berlin, brass case. - And: 3) Berli

4 Microscopes 1) Unmarked, England, c. 1895, black-painted claw base, tilting stand, original lacquered brass, concave mirror, sleeve with prism under the stage, 2 clamps on the stage, coarse adjustme

Ericsson Ink-Writer Telegraph, c. 1895 L.M. Ericsson & Co., Stockholm. Serial no. 2584, original lacquered brass, spring motor (working), 3 glazed sides, on polished walnut base, good original conditi

Ericsson Ink-Writer Telegraph, c. 1895 L.M. Ericsson & Co., Stockholm. Serial no. 3829, original lacquered brass, spring motor (working), 3 glazed sides, on polished walnut base, good original conditi

Brass Monocular Microscope. By Carl Zeiss, Jena. Germany, dated 1888. Signed and dated " 1888, 2881, C Zeiss, Jena", brass microscope with original lacquer, 2 signed lenses, 3 oculars, coarse adjustme

Brass Microscope by Dr. Arthur Chevalier, c. 1860 Marked "Docteur Arthur Chevalier Opticien Palais-Royal à Paris", with original lacquer, 1 lens, 3 oculars, draw tube coarse focusing and milled h

Brass Monocular Microscope. By Carl Zeiss, Jena. Germany, circa 1886. Signed "16583, Carl Zeiss, Jena.", brass microscope with original lacquer, 3 signed lenses, 2 oculars (3 and 4), coarse adjustment

**First Time At Auction** North America, United States, New York, Rochester & New York City, ca. late 19th century CE. A fine vintage brass and steel monocular microscope with 3 objectives and the ori

North America, United States, New York, Rochester & New York City, ca. late 19th century CE. A fine vintage brass and steel monocular microscope with 3 objectives and the original wooden case and lens

4 Magnifiers and Microscopes 1) Magnifier, alabaster, height 2 1/3 in., c. 1860. – 2) Botanic loupe-microscope, original lacquered brass, with container, height 3 ½ in., c. 1890. – 3) Magnifier,

English Compass Microscope, c. 1780 For opaque objects, brass and steel, objective with Lieberkühn reflector, length 3 ¾ in., in original rayskin-covered silk-lined case. Englisches Zirkelmikrosk