Brass Trifide rack telescope Bi-unial patent No. 14309.

Brass Trifide rack telescope Bi-unial patent No. 14309. 6" h x 9.25"

Large bi-unial English magic lantern, complete with two matching brass-bound lenses, each with rack and pinion focusing, all fittings made of brass, the chimney made of iron, two gas lamps built-in, t

ANTIQUE BIUNIAL / DOUBLE LENS MAGIC LANTERN, tin, nickel, and brass, with two wooden slide racks and 15 glass slides. Fitted with two removable porcelain electric sockets. Possibly by the T. H. McAlli

This mahogany and brass Bi unial/double lens magic lantern is model Super B, manufactured by Riley Brothers of Bradford, Yorkshire, UK. It projected 3 1/4" X 3 1/4" glass slides. Essentially it was tw

Precision Theodolite by Carl Bamberg, c. 1872 Engraved "Carl Bamberg, Berlin, No. 2220", lacquered and burnished brass, telescope with rack-and-pinion focussing, length 9 7/8 in., with 2 reading magni

English 'Everest-Pattern' Theodolite by Troughton & Simms, c. 1880 London, original lacquered and oxidized brass, telescope with rack-and-pinion focusing, dust cap on objective lens, silvered scales a

Brass Refracting Telescope by Fraunhofer, c. 1850 Signed "Merz, Utzschneider und Fraunhofer in München". Polished brass, rack-and-pinion focusing, extended length 57 in., on folding heavy brass tripo

Brass Refracting Telescope on Heavy Tripod, c. 1880 Unsigned, polished brass, rack-and-pinion focusing, extended length 43 2/3 in., on lacquered wood folding tripod, optics in good condition, overall

Brass Refracting Telescope by Stevens & Co, c. 1880 Signed "Armstrong Stevens & Co, Birmingham", polished brass, rack-and-pinion focusing, extended length 53 in., on lacquered wood folding tripod, opt

Unusual 19th c Biunial Magic Lantern Projector, marked AT Thompson and Co. MFRS Boston pat'd Febr. 10th 1891 in chrome finish with gas lamps, brass lenses are marked AT Thompson importers Boston Mass.

English, c.1860, unsigned but with a letter of instructions pasted to the inside of the case lid for Negretti & Zambra, the telescope constructed entirely of lacquered brass, with rack and pinion focu

CASED ENGLISH LIBRARY TELESCOPE - Unmarked 19th c. Solid Brass Telescope with Tripod Stand, rack and pinion adjustment, 2 1/4" objective, 30" tube, with celestial and terrestrial eyepieces, 40" with e

Large Surveyor's Level with Prism Reading by Morin, c. 1880 Marked "H. Morin - 11 Rue Dulong - Paris", no. 2493, polished brass, 1 longitudinal bubble-level, telescope with rack-and-pinion focusing,

2 Telescopes 1) Signed "G. Avizard, Paris", brass, leather-covered body (leather worn), 4 extensions, length extended 18 ¾ in., c. 1900. - And: 2) Unsigned, brass, on tripod, rack-and-pinion focusin

Theodolite by Pistor & Martins, c. 1865 Berlin. No. 1245, polished brass, silvered scales, bubble level (dry), telescope with rack-and-pinion focusing, length 10 ½ in., no eyepiece, 2 magnifiers

Theodolite by Breithaupt, c. 1890 Engraved "F.W. Breithaupt & Sohn, Cassel", no. 2691, green-painted brass, silvered scales, 4 magnifiers, 2 bubble levels, telescope with rack-and-pinion focusing, len

Schmidt & Haensch Polarimeter, c. 1885 Signiert: "Franz Schmidt & Haensch, Berlin, No. 2093", brass, length 28 in., dovetail rack-and-pinion compensation with D.R.P. patent no. 11226 from March 17, 1

Cyrus B. Crosby. With brass hardware. 9 x 13.

The lacquered brass outfit on four-screw leveling base with erect telescope on semi-circular rack graduated in both degrees and links with vernier readout over silver dial compass, two spirit levels,

Reichenbach's Optical Distance Meter, c. 1820 Probably by Utzschneider und Fraunhofer. Brass, length of the telescope 20 7/8 in., rack-and-pinion focusing, worm-gear-drive for horizontal adjustment.

Nineteenth century solid brass telescope with gerded focal tube. The scope has a two draw focal tube with a rack and pinion focal knob. The brasses are lacqured. The barrel is fitted to a hardwood tri

Two English Brass Astronomical Telescopes 19th Century the first example with a 3-inch lens and 43-inch body tube by Troughton & Simms, London, and having a finder, rack-and-pinion focusing, regular a

19th century brass triple-draw telescope, William E. Stieren, Pittsburgh, PA, with rack and pinion focusing, marked on backplate, on wood tripod. As found with dents to barrel, lacking screws, needs r

Boyce Moto Meter radiator thermometer gauge, cap, hood ornament, mascot, with the Packard Motor Car Company bi-plane logo, most probably nickel plated brass, patent dates from both 1914 and 1918, moun