Two small brass compound monocular microscopes and

Two small brass compound monocular microscopes and brass-inlaid mahogany traveling boxes circa 1850 The larger box hinges marked "Rec. Aug. 21, 1850", the box includes lenses and other accessories; th

Two lacquered brass compound monocular microscopes, Two lacquered brass compound monocular microscopes, 19th century, one with a folding tripod stand, a square pillar and rack-and-pinion focusing, mah

Including a Dollond, London double pillar monocular compound microscope, marked Dollond London, with several accessories; and a boxed field microscope, also compound and monocular, unmarked, with comp

Brass compound monocular microscope Bausch & Lomb Optical Co., Rochester, NY, circa 1897 Marked "Bausch & Lomb Optical Co. Rochester NY", ""55922", "Spencer Buffalo USA", and "Pat. Feb. 16 1897"; toge

Brass compound monocular investigator microscope. No apparent maker’s name. U-shaped solid base, single inserted objective, bottom reflector mirror, square stage. Single tube, eyepiece, and objectiv

Camille Sebastien Nachet (Paris), brass compound monocular drum microscope. The drum base housing a manual spring-loaded specimen clamp. Single pillar, coarse focus is by push tube, fine focus by a kn

A lacquered brass 'Large Improved Compound' monocular 'drum' microscope, A lacquered brass 'Large Improved Compound' monocular 'drum' microscope, 19th century, retailed by 'W.E. & F. Newton, Opticians

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

A Robert Bancks & Son Compound Monocular Microscope, ca. 1830's, Signed Bancks & Son Inst. Makers to HIS MAJESTY 119 New Bond St. London, with four objectives, two Lieberkuhn reflectors, one capped le

A John B. Dancer Compound Monocular Microscope, ca. 1863, Signed J. B. Dancer Optician Manchester, With three eyepieces, two objectives and numerous slide specimens and accessories in a fitted mahogan

A Brass Monocular Microscope, Ca 1900. Mounted to a hinged wooden support, with rack and pinion focussing, stage with two glass clips, and gimballed mirror.

A Beck 'Star' Compound Monocular Microscope. London, England, circa 1885. Number: 14145. With simple adjustable aperture beneath the square stage and a plano-concave mirror that rides in a brass pivot

A Brass Monocular Microscope. Circa 1900.Brass microscope, with painted base, two objectives, bench condenser, no markings or manufacturer, contained in an associated wooden case.

(lot of 6) Mining lamp group, including two marked Cymru, together with a small hand-held monocular microscope, a telescope, and a barometer, largest: 11"h

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

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

Two brass scopes to include Schmalcalder, six draw monocular telescope, Strand, London along with Leitz brass microscope, ht. 12 3/4", SN#50498.

A small lot including a late 19th century R. & J. Beck monocular microscope with box and accessories, together with two Pennsylvania Railroad boxes containing sixty nine lantern slides showing valve s

NY; brass scope; glass plate on deck is cracked; two lenses in case and two more small lenses in box (3/4) (1/5); drawer has slides; cased; case H-12", G-VG

2 Early Brass Compound Microscopes 1) Unmarked, probably Dutch, polished and patinated, folding tripod base, concave mirror, substage pinhole diaphragm, draw tube, fine adjustment to the stage, height

5 Small Brass Microscopes, 1800-1880 1) Simple microscope, 2 lenses, height-adjustable stage, height 4 1/3 in. - 2) Berlin microscope by Wasserlein. - 3) Drum microscope, height 7 1/6 in., with 3 pre

4 Small Brass Microscopes, 1850-80 1) Simple microscope, tubular pillar screws into the mahogany box as base, adjustment to the stage, 3 numbered threaded lenses, height 4 1/3 in. - 2) Round base, or

TWO SMALL MICROSCOPES Late 19th Century Heights 9.75" and 13".

2 Brass Compound Microscopes, c. 1880 1) Signed on the tube "Seibert", patinated, leaded horseshoe foot, double-mirror, substage pinhole diaphragm, draw tube, fine adjustment, height 11 2/5 in. – An