68 Class 10. [Worth, Worth Central, West, and

PHILOSOPHICAL, MUSICAL, HOHOLOGICAL,

Counting machine, for showing the number of strokes madeby a steam engine, &c.

389 Daiivf.ll, W. J. Chesham, Inv.—Improved refri-gerator for cooling malt liquors, &c.

392 Boyle, —.—Reflecting telescope.

395 Matthias, J. H. 47 Hatton Garden, and 1 DorsetSt. Ball’s Pond, Inv. and Manu.—New invention for dividinglines, upon a geometrical principle.

396 Baker, H. 90 Hatton Garden, Inv. and Manu.—Vacuum gauge. Steam gauge. Alarums and rain gauges.Thermometers, barometers, hydrometers, &c.

399 Chamberlain, W.jun. St. Leonards-on-Sea, Inv.—Models of machines to record votes. Patented.

401 Hughes, W. Governor of the Blind Asylum, Man-chester, Inv.—Typograph for the blind, enabling them toexpress their thoughts upon paper: registered. A similarinstrument for embossing or printing in relief.

402 Wilton, W. St. Day, Truro, Manu.—Pox’s magneticdip and intensity instruments. Miner’s theodolite, or im-proved dial and quadrant, for underground and surface sur-veying.

403 Anderson, J. Queensferry South, Edinburgh, Inv.—Perspective drawing machine.

404 Griffiths & Le Beau, 15 Coborn Rd. Mile End. —Daguerreotype portraits and pictures, with electrotype copiestaken from them.

404 Heywood, W. 95 Duke St. Manchester.—Experi-mental air-pump, with self-acting exhaust-tap.

406 Beauford, R. Hastings, Inv. and Prov. Reg. Im-proved photographic instrument, called the Daguerreotypeaccelerator.

407 Gogerty, R. 72 Fleet St. Model of a pair of direct-acting steam-engiues, with paddle-wheels. Plate electricalmachine, air-pump, galvanometer, &c.

408 Bryan, Rev. J. Norwich, Iuv.—Improved air-pumpwithout valves.

409 Marratt, J. S. 63 King William St. LondonBridge.—A five-feet achromatic telescope, the vertical andhorizontal motion produced by endless screws. A seven-inch transit theodolite.

411 Phillips, J. F.R.S. St. Mary's Lodge, York, Inv.

_An electrophorus; rain gauge; maximum thermometer;

anemometer, for collieries, hospitals, &c.; and air baro-meter of very cheap construction, suited to collieries.Block of stone, coloured by infiltration, as nature coloursher marbles. _ __

413 Allen, E. E. Steel Yard Wharf, Upper Thames

St. Inv.—Electro-magnetic railway-train alarm, for commu-nicating with the engine driver from aay part of thetrain. * .-

413a Parks, W. J. 25 Newington Ores. Manu.—Artifi-cial teeth, &c.

414 Nichols, W. Cambridge, Inv.—Electro-magneticalarum, for the protection of property against robbery or fire.

417 Cresswell, J. Wiuchmore Hill, Edmonton, Inv.—Electro-magnetic motive engine.

419 Wiushaw, F. 9 John St. Adelphi, Des. and Inv.—Telekouphonon, or speaking telegraph. Gutta percha tele-phone. Railway trains communicator. Gutta percha tubeand lathe-band, as first made at the Society of Arts in 1845.Subaqueous insulated electric telegraph conductors. Batteryprotector. Telegraphic private code box. Model to illus-trate the hydraulic telegraph. Centrimetal clironometer,made by Johnston, Clerkenwell, indicating the speed of rail-way trains, &c. Patent glass pipes to insulate and protectthe wires of electric telegraphs underground. Patent multi-tubular pipes of glazed earthenware, manufactured by W.Northen, Vauxhail. Chess-board, of enamelled slate, ex-ecuted by Mr. Magnus, Pimlico, the game may be playedwithout men. Index electric and mechanical domestic

telegraphs. Wrought-iron chain pipes for submarine tele-graph.

420 Harrison, C. W. & J. J. Richmond, Inv.—Electro-magnetic engine, for producing a motive power on a newprinciple.

421 McNair, A. & Co- 33 Oswald St. Glasgow, Inv.and Manu.—Conductor for electric telegraphs, consisting ofa copper wire insulated with gutta percha, and inclosed in aleaden tube.

422 Brett, A. 138 Holborn Ears, Prop.—Brett andLittle’s patent electric telegraph, alarum bell, bell handle,and battery, with underground submarine arrangement ofconductors. Hydraulic battery, insulator, Sec.

423 Winter, J. 44 Littlewood House, Leeds, Manu.—Walking-stick, containing an electro-galvanic machine andbattery complete.

424 Smith, G. R 16 De BouvoirTer. Culford Rd. Inv.—Comic electric telegraph and key-board.

425 Burdett, J. 28 Hanover Sq. Clapham Rd. Inv.—Domestic telegraph, requiring only one bell for any numberof rooms.

428 Alexander, W. 52 West Register St. Edinburgh,Inv.—Model of an electro-magnetic telegraph, worked bymeans of voltaic currents through metallic conductors.

427 Reid, W. 25 University St. Inv. and Manu.—Elec-tric-telegraph instruments, adapted for hotels. Specimens ofinsulated wire, for submarine electric telegraphs, &c,

428 Henley, W. T. 46 St. John’s St. ltd. Clerkenwell,Inv. and Manu.—Large permanent horse-shoe magnet,weighing 6 cwt.; magneto-electric machine • patent electrictelegraphs, worked by the magneto-electric current, &c.

429 Brett, J. & J. W. 2 Hanover Sq. Pat. and Prop.—Electric printing telegraphs. Communicator or correspond-ing apparatus. Circuit regulator. A portion of the experi-mental wire passed along the bottom of the channel inAugust last, when messages were printed by this telegraphfrom England to France. Iron-protecting cable for enclosingthe covered submarine wires, where great strength may berequired. Inv. by T. W. B. Brett. Electric bells, &c. Pat.in Great Britain, America, France, Austria, Prussia, Bel-gium, Holland, Sardinia, and Spain.

430 Walker, C. Y. Tonbridge, Inv.—Modes of insula-tion ot telegraph wires, compound needle, bell transferer,branch double turn-plate, lightning conductors, graphitebattery, and other electric telegraph apparatus.

432 British Electric Telegraph Co. — Highton’spatent electric telegraphs and apparatus. Printing tele-graph, adapted to one or two wires; another, by which anyone of26 symbolical characters is printed by a single touenof a key. Morse’s arrangement of telegraph, worked bysecondary power. Telegraph for showing the letters of thealphabet instantly, by the touch of a single key; with arevolving pointer; with a revolving disc. Series of indi-cating and pointing telegraphs, worked by various descrip-tions of coils and steel magnets, and by coils acting on softiron. Series of telegrapliic alarums, &c

433 Bakewell, F. 6 llaverstock Ter. Hampstead, Inv.and Pat.—Electric copying telegraph.

434 Bain, A. Beevor Lodge, Hammersmith, Inv.—Electric clocks. Electro-chemical telegraphs. Electro-chemical copying telegraph.

435 French, W. II. Cardiff, Wales, Inv.—Electrictelegraph turn-plates, for changing wires from main tobranch lines.

436 Dering, G. E. Lockley’s Welwyn, Herts, Inv. andPat.—Electric telegraph apparatus, illustrative of manyimprovements.

437 Meinig, C. L. A. 103 Leadenhall St. Agent—Portable galvanic battery of 120 elements. Clockwork, formaking and breaking contact. Patent galvanic chain bat-