6-4

Class 10. [North, North Central, West, and

PHILOSOPHICAL, MUSICAL, HOBOLOGICAL

263 Abraham, A. & Co. 20 Lord St. Liverpool, Manu.—Trinoptrie prismatic lantern, with apparatus for makingoxygen gas. (Bev. St. V. Beechy, inv.) Dioptric prismaticlantern. Compound microscope. Portable sketching cameraobscura.

284 Richardson, T. W. Brede, near Northam, Sussex.—A reflecting telescope, for observing the sun’s surface: thereflector, made of crown glass, is part of a paraboloid ofrevolution. Improved screw for straining wire fences.Hop-tallies. Specimens of the prismatic colour on glass, &c.

265 Willats, T. & R. 28 Ironmonger Lane, Cheapside,Inv. and Man.—Portable photographic camera and stand.Registering thread counter, or linen prover.

260 Salmon, W. J. 254 Whitechapel Rd. Manu.—Bayor night telescopes for ships’ use.

267 Crickitt, R. E. Doctors’ Commons, Des.—Uni-versal equatorial telescope-stand.

268 Callaghan, W. 45 Gt. Russell St. Bloomsbury,Mann.—An improved deer-stalking telescope. A pair ofportable steel spectacles.

269 Pillisciier, M. 398 Oxford St. Des. and Manu.—Achromatic microscopes. Students’ microscope. Operaglasses and portable telescopes.

270 Carpenter & Westley, 24 Regent St. Manu.—

Phantasmagoria lanterns, with a set of sections to show theoptical principle. Series of astronomical diagrams, adaptedto dissolving lanterns. „ _

271 Dixey, C. W. 3 New Bond St. Manu.—Barometers.Improved nautical sextant. Spectacles. Opera-glasses. Ther-mometers. Telescopes. Drawing instruments, &c.

273 Bayley, R. 18 Half Moon Cres. White ConduitHouse, Manu.—Gold and steel spectacles.

274 Goddard, J. T. 35 Goswell St. Manu.—Achromaticobject glass for a telescope of 9 inches aperture, about 16 feetfocus.

274a Evans, W. Brecknock, South Wales, Inv. andManu.—Artificial leg, to enable persons who have lost theknee either to walk or ride.

276 Clark, F. 13 Park Side, Knightsbridge, Inv. andManu.—New invented adjusting spectacles.

278 Hyams, H. 59 Comhill, Inv. and Manu.*—Object-glass, consisting of a single piece of glass. Stanhope lens.

279 Weajseb, H. 129 Oxford St Manu.—Invisible steelspectacles, and other spectacles and hand-glasses.

280 Whitehouse, N. 2 Cranbourn St. Prop, and Manu.

—Artificial eye, artificial silver nose; opera-glass, spec-tacles. &c. , r _

283 Braithwaite, S. 169 Kirkgate, Wakefield, Inv. andManu.—Registered ventilating eye-shades.

284 Stark, II. M. 1 Hope St. Edinburgh, Inv. and Manu.—Microscopic objects, in gutta percha cells, intended as asubstitute for glass cells, being equally durable, and muchcheaper. Slides for opaque objects.

285 Jordan,- C. 37 Chapman St. Manchester, Inv. andManu.—Illuminative instrument, for inspecting the ear, &o.Instrument for the inspection of the eye. Instrument forilluminating moulds in iron-founding, 8cc.

280 Solomon, J. 22 Red Lion Sq. Manu.— Registeredpapier-mache opera glasses, eye protectors, 8cc.

287 King, T. D. Bristol, Des. and Manu.—Compoundachromatic microscope, 8cc. Improved spherical prismaticilluminator.

289 Bratiam, J. St. Augustine’s Parade, Bristol, Inv.and Manu.—Spectacles from their earliest invention: va-rious modes adopted by Sir Isaac Newton, Drs. ICitchiner,Wollaston, and Ilerschell. Lenses, &c.: registered. Trigo-nometer. Herapath’s registered blow-pipe.

290 Rowley, J. Wolverhampton, Manu.—Improvedspectacles. Spectacles worked out of best cast-steel; weight,

2 pennyweights. Wire-gauze eye preservers. Hand-spec-tacles, eye-glasses, 8cc.

291 Mayall, J. E. 433 West Strand, Prod.—Daguer-reotype panorama.

291a Ladd, W. 29 Penton PI. Walworth, Manu. Caseof instruments for pneumatic experiments. Compoundmicroscope, with chain and spindle in lieu of rack andpinion, now in use. Registered.

292 Beard, R. 85 King Wm. St. City, Pat.—Photo-graphic pictures by a new process, whereby daguerreotypesare enamelled.

294 Kilburn, W. E. 234 Regent St. Prod.—Photo-graphic miniatures.

295 Paine, W. 5 Trinity Row, Islington, Prod.—Photo-graphic pictures, showing the progress of the art.

296 Claudet, A. F. J. 18 King Wm. St. Charing Cross,Inv.—Photographic plates and pictures, and apparatus forphotographic purposes.

297 Henneman & Malone, 122 Regent St. Westminster,Des.—Talbotype apparatus of improved design, made byJ. Newman. Talbotype pictures. Talbotypes tinted bymeans of caustic potash and a lead salt. Specimens of Sir J.Herschel’s cyanotype and chrysotype, and of Mr. RobertHunt’s chromatype pictures.

298 Hayward, E. L. & W. 196 Blackfriars Rd. Inv.and Manu.—A gauge, for ascertaining the thicknesses andweights of plates and rods of metal, &c.

299 Tyree Brothers, 44 Regent’s Circus, Piccadilly,Inv.—Daguerreotypes.

301 Sadd, W. Wandsworth, Inv. and Prop.—iErialmachine.

302 Bingham, R. J.—Photograph from paper negatives.

303 Colls, R. & L. 168 New Bond St. Prod.—Sun pic-tures, on paper.

300 Leonard, S. W. 11 Upper Stamford St. Des.—Ulustrations of the use of the microscope for detecting adultera-tions, and for discoveries in minute anatomy.

308 Sharp, S. New George St. Sheffield, Manu.—Set often lenses for a single microscope, from 1-1 Oth to 1-100th ofan inch focal length.

309 Wray, W. 43 Havering St. Commercial Rd. East.Inv. and Manu.—A seven-feet achromatic telescope, intowhich a solid substitute is used in place of flint glass.

317 Denton, J. B. Gray’s Inn Sq. Inv.—Specimens ofmodel or relief mapping. Workman’s draining-levels.

318 Penrose, F. C. 4 Trafalgar Sq. Inv. and Prop.—Spiral compasses. Sliding helicograph.

320 Elliott 8c Sons, 56 Strand, Manu.—Drawing in-struments. Dumpy-level. Theodolites. Transit instru-ment. New instrument for measuring distance. Telescopes.Opera-glasses. Standard English yard. Slide-rule. Azi-muth and altitude instrument, 8tc.

322 Lloyd, Lieut.-Col. J. A.—Typhodcictor, or stormpointer, an instrument for obtaining, by inspection, thebearing and relative position of a revolving storm or hurri-cane, by Lieut.-Colonel Lloyd, constructed in accordancewith the theory, commonly called the Law of Storms, asmade known in several publications by Colonel Reid. Manu-factured by Elliott & Sons.

323 Dobson, J. 268 High Ilolborn, Manu.—Completemagazine set of drawing instruments in electrum or Britishmetal. A variety of smaller sets.

324 Tree 8c Co. 22 Charlotte St. Blackfriars Rd. Manu.—Ewart’s improved gauge for computing the carcase weightof live cattle, 8ec. Rules, scales, 8co.

325 Purvis, J. Newcastle-upon-Tyne, Inv.—Mechanicalsquare, containing a plumb-rule, a spirit-level, square-level,foot-rule, and slide-rule.

320 Moreau, F. 4 South St. Finsbury.—Aneroid baro-meter.