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Eystem of Measurement, The Decimal, 83

Colouring,” “The Principles and Practice of Harmo-

B.
Recfing Sails for the Royal Navy, Cun.

nious, 266
ningham's, 390
Balloons for reconnoitring, 28

Commissioners' of patents report of 1858, the, 90

Committee of council on education, 28
The Decimal, 17
Balloon trip. American, 61

on dockyard 'economy, report on the Admi.
Telegraph Cable, Hearder's Submarine, 297
Bastier's patent pump, 283

ralty, 86, 107
Cables, New Submarine, 1, 83, 293

Beardmore's "Globe telegraph," 10, 54
Beckford and another v. the Royal Mail Steam Packet

Compasses of iron ships, the, 215
The Laying of Submarine, 15

Compass, Maillard's patent, 171

Company, 376
Testimonial Fund, The Cort, 369

Complete specifications, patents applied for with, 16, 32,
Bee's cell, on the angle of dock gates and the roof of the,

48, 64, 79, 128, 176, 192, 208, 239, 304, 252, 368, 399, 424
Training of Shipwright Officers, The, 363

368

Composition for coating iron ships' bottoms, 359
Trial of Patent Cases, The, 369
Bells, Mr. Loseby on, 347

Compound Interest," Thoman's “Theory of, 231
[nsinkable ships, 291, 305
Big Ben, 234, 235, 301, 381

Concussion and Percussion shells, 283, 300
Ventilation of Dwellings, The, 260

should be suspended, how, 264, 283
Blackburn's patent traction engine, 376

Condensation, on surface, 261
Victoria, The New Screw Line-of-Battle Ship, 305

Condensers for marine engines, Samuel and Nicholson's
Black's “Wages, trades' unions, and strikes," 312
Bares, The Measurement of, 321

patent paddle-wheel, 25
Blakely (Captain) on the Armstrong gun, 166

Construction, screw propellers and their, 253, 268
Westminster Clock, The, 147
Blyth, break water at the port of, 70, 90

Contract, coining by, 314
Toolwich Experiments on Cast Iron, The, 162
Boat-releasing apparatus, Wood and Rogers', 105

Converting cast-iron guns into breech-loaders, 187
Working Man, History of his Progress, The, 68
Boats, Clifford's system of lowering, 11, 26, 42, 60, 75, 105,

Cooking apparatuses, Graveley's patent improved distil-

124, 221, 253, 316, 413
Man's Poetry by the Poet Laureate, 139

ling and, 391
Boiler float. Walker's patent fricktionless steam, 280
Torkman and his Work, Mr. Ruskin on the, 274 Bolts, vertical fire with arrows or, 201

Copper coinage, the old, 204, 220

or bronze coinage, the intended new, 300
Workman, The Education of Mechanical, 18
Books, list of new, 10, 53, 139, 169, 183, 231, 266, 301, 309,

Cops, Fielden's patent, 395
Work, Mr. Ruskin on the Workman and bis, 274

824, 357, 381, 390

Cornwall Polytechnic Society," " Annual Report of the
Works department of the Admiralty, The New, 114,
Boring and sinking tools, Allison's improved, 199

Royal, 342
146
Bowring, Sir John, 220

Correspondents, notices to, 140, 155, 172, 204, 236, 284
Boydell's traction engine, 119
Esplosions at Gunpowder, 2

Cort and his inventions in the manufacture of British iron,
Brake apparatus, Hall's patent railway, 91

the case of Henry, 3, 36, 52, 85, 100, 117, 355, 387, 422
Wreck Chart, The, 69

for railway trains, new, 16+

testimonial fund, the, 186, 394, 395
Of the Royal Charter, The, 289
Brakes for railway trains, on experiments to determine the

Court's patent gas-burners, 185
efficiency of continuous and self-acting, 228

Crinoline and brass wire, 395
railway, 413

Crossley and others v. Talbot, 376
Brass wire, crinoline and, 395
Breakwater at the port of Blyth, 70, 90

Crossley's patent jacquard machinery for weaying carpets,

376
Breakwaters, Richardson and Jaffrey's improved, 312

Crust, on the earth's internal temperature and the thick-
Breech-loading small arms, 135, 155

ness of its solid, 183
Brick and tile machinery, Clayton's patent, 361

Crystal Palace, the, 155
MISCELLANEOUS ARTICLES.
Brickmaking machine, 171

Cunningham's patent reefing gear, 268, 832
Bridge over the St. Lawrence, the great Victoria, 147

Curtain's patent carpets, 364
British Association, the, 107, 183, 195, 215, 216, 277, 231,

Curtain v. Crossley and others, 364
A.

231, 253, 261, 267, 268, 279, 281, 282, 358

Cylinder expansion marine engines, double, 330
Abridged specifications of patents, 13, 29, 46, 61, 76, 93,

iron, the case of Henry Cort and his inventions in
Jos, 121, 140, 156, 172, 187, 205, 221, 236, 253, 269, 285,

the manufacture of, 3, 36, 32, 85, 100, 117, 355, 387, 422 Cylinders, the strength of glass globes and, 139
312, 317, 339, 349, 365, 381, 896, 414
Bronze coinage, the intended new copper or, 124, 168, 300

D.
Brunel, the late Mr., 198
Accident on board the Great Eastern, the, 179
** Account of the invention of the steam-jet," Gurney's, 231

Bullion rooms, the construction of, 316
Bunnett's patent self-supporting fire-proof floors, roofs, and

Death of Mr. John Fincham, 380
Admiralty committee on dockyard economy, report of thir.

arches, 8

Deep-sca pressure gauge, the, 282
experiments on iron-sided ships, 137
Busk's “ Navies of the world," 138, 150, 168

Defences, the national, 86, 301

Delamotte's “ Examples of Modern Alphabets," 342
new works department of the, 187, 220

Denny's life buoy, 253
Arrial navigation, 252, 268

C.

Density of steam at all temperatures, experimental re-
Agricultural exhibition in St. Petersburg, 232

searches to determine the, 279
society of England, royal, 12, 27, 39, 45 Cable, an extraordinary, 268

Desiccated Milk Company (limited) r. Fadeuilhe, the, 107
""the journal of the royal, Atlantic, 93, 151

Designs for articles of utility registered, list of, 80, 144,
Cables, electric telegraph, 92, 10€, 204

224, 288, 252
show, royal, 25
ships' chain, 331, 365, 380, 396

Dial, Captain Toovey's azimuth, 390
direncines, Laubereau's patent, 185
Cable, the Tasmanian submarine, 391

Dictionary of arts, manufactures, and mines," Hunt's
the navigation of the, 202, 220
Cage for miners, on a safety, 234

“Ure's, 307, 357
Wilson's improved boring and sinking tools, 199
Calcutta Mint, the new, 184

Distilling and cooking apparatuses, Graveley's patent
Arunack for 1860," “ Cassell's illustrated, 357
Canada, opening of the Victoria-bridge, 378

improved, 391
172, Freek of the, 155, 186
Canals, steam towage on, 300

Distributing seeds and manure, Newington's apparatus
Lipcaves," Delamotte's " Examples of modern, 313 Cannon for gunboats, Thomas's heavy rifled, 109

for, 296
Amon, stram navigation on the river, 314

Jeffries' long-range, 171

Diving apparatus, Heinke's patent, 248
American balloon trip. 61

rifled, 93, 124

Dock gates and the roof of the bee's cell, on the angle of,
shin signals, Ward's, 73
rilling large, 59

358
submarine war vessel, the, 56

the manufacture of, 57, 73

Dockyard economy, report of the Admiralty Committee
timber, on the weight and strength of, 390 Carlingford (Lord) on the Griffith's screw, 27, 76

on, 86, 107
Agerat modes of coining money in England, 244
Carpet cloth, Dunn's patent, 11

Dockyards, task-work 1. day-work in the, 59
Animals, protection of, 332

Carpets, Crossley's patent jacquard machinery for wear Douglas' (Sir Howard) improvements on the screw pro-
** Aanaal report of the royal Cornwall polytechnic society,"

ing. 376

peller, 153, 301
312
Curtain's patent, 364

Doulton v. Stiff, 12
Antiquities, railwav, 204

Cartridge, Norton's gossamer, 301, 360
And I'"Manufacture of photogenic or hydro-carbon Case of Henry Cort and his inventions in the manufacture

Drawing-roʻın portrait gallery of eminent personages,"

" the, 231
ail," 341

of British iron, 3, 36, 52, 85, 100, 117, 355, 387, 422 Drilling machinery of Messrs. Sharp, Stewart, and Co., the
Apeal an, 284, 301, 316, 364, 413
"Cassell's Illustrated Almanack for 1860," 357

patent traversing, 56
Arcbes, Bannett's patent self-supporting fire-proof floors, Cast-iron girders, experiments on the strength of, 358 Drill stock, Press's improved quick action, 376
roofs, and, 8

guns into breech-loaders, converting, 187 Drinking fountains at Kew, 107
Archt eture, theory of naval, 5, 214, 326

the chemistry of, 165

fountain filter, the Gloucester corporation, 201
Arming ships of war, 124
Central fire, Dr. Hopkin's theory of a, 202, 220

free, 120, 137
steamers for war purposes, 60
Chain cables, ships', 331, 365, 380, 396

Duncan and Gwynne's patent heat-diffusers. 73
Armstrong gun, a challenge, the, 341

propeller, Robertson's pat-nt, 281

Dunn's patent carpet cloth, 44
Captain Blakely on the, 166
Chaplin's steering apparatus, 360

Dust, a new method of laying, 171
the, 27, 93, 107, 135, 140, 169, 187, 356, Charter, the loss of the Royal, 379, 380, 396

380, 381

“Chart of the Royal Navy of Great Britain," Potter's, 23
Armstrong's “High speed steam navigation and steam Chea: River oak, 332

E.
ship perfection," 2?
Chimney stalk, straightening a, 234

Earth's internal temperature, and the thickness of its
hrdraulic apparatus, 235
Civil and mechanical engineers' society, 410

solid crust, on the, 183
Ársrong. Sir William, 155

engineers, institution of, 39, 316, 324, 342, 373, 411 East India steam navigation company, 236
Arutung's (dir William) new muzzle-loading ordnance, Clark's apparatus for heating feed-water, 313

Economy, steam-ship, 245, 268, 281, 294, 311, 331, 362, 379.
Clark v. Ferguson, 92
Army and Navy Gazeltee, 413
Clayton's patent brick and tile machinery, 361

Educated female labour, 348
Arrow or bolts, vertical fire with, 201

Clegg's “ Practical Treatise on the Manufacture of Coal Education, committee of council on, 28
Art department, the science and, 104

Electric cables, coiled, 267
Artsin weil at Wolverhampton, 231
Clifford's system of lowering boats, 11, 26, 42, 60, 75, 105,

telegraph cables, 92, 106, 204
Arribaal ligbt, a new, 407

121, 221, 253, 316, 113 Electro magnetic coil, 76, 107, 140
in photography, application of, 26
Clock, the Westminster, 103, 140, 263

Elephant, Taylor's patent stcam, 233
statuary marble, 171
Cloth, Dunn's patent carpet, 44

Elongated pointed rifle shot for vertical fire, 168, 381
Ary, wadding for, 394

Club implement show, the Smithfield, 359
Articopyright committee, 45

Embossing and stamping press and stamp affixer, Lock's,
Coal-burning locomotives, 230, 326

341
Arza, manufactures and mines," Hunt's " Ure's dictionary gas," Clerg's “ Practical Treatise on the Manufac Eminent personages,

," " The drawing-room portrait gallery
of, 307, 357

ture of, 266

of, 231
society of, 20, 45, 326, 373, 391, 411

Coating iron ships' bottoms, compositions for, 359
Annean, Corentry vatchmakers', 315

Emperor steamer, 348
Coiled electric cables, 267

Entield rifle bayonet, the, 277
of foremen engineers, 23, 103, 171, 203, 235, Coil, electro-magnetic, 76, 107, 110

Enfield rifle pattern 1853, the, 149
Coinage," Jacia's “Remarks on, 366
the British. 107, 183, 195, 215, 216, 227,

the small arms factory at, 44, 69
231

the intended new copper or bronze, 124, 168, 300 Engine at the Newcastle waterworks, the pumping, 89, 103
234, 253, 261, 267, 268, 358

old copper, 204, 220
Alantic cable, 93, 151

Blackburn's patent traction, 376
to the common numerical scale, on the further

Boydell's traction, 119
telegraph company, 124

adaptation of the, 309

Engineering," Sleigh's " Essay on hydrographical, 45
rapheric phenomenon. 171
Coining by contract, 314

Engineers, association of foremen, 28, 103, 171, 203, 235,
Ald's apparatus luz supplying steam-boilers with water,
money in England, ancient modes of, 344

315, 375
360 Coin of mixed metal, 93, 418
Aular steam power in the mercantile marine, on the

institution of civil, 39, 316, 324, 342, 373, 411
Cole's (Capt.) patent shields for ordnance, 329
Haployment of, 341

mechanical, 93, 181, 217, 314
Collieries, South Yorkshire, 28

," "Our military, 357
Az south dial, Captain Toorey's, 890
Colonies, the, 45

society, civil and mechanical, 410

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395, 413

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Engine governor, Jensen's marine, 104, 119
Guns into breech-loaders, converting cast-iron, 187

List of new books, 10, 53, 139, 169, 183, 231, 266, 301, 309,
governors, Silver's patent marine and stationary, 232 Gun, the Armstrong, 27, 93, 135, 140, 168, 187, 341, 356,

324, 357, 381, 390
-room telegraphs, Suffield's, 421

380, 381

sealed patents, 16, 32, 48, 61, 80, 96, 112, 125, 14,
Engines, double cylinder expansion marine, 330
Gurney's " Account of the invention of the steam-jet,” 231

176, 192, 208, 224, 240, 256, 272, 288, 304, 310,
of war," Jervis's, 231.
Gwynne's patent heat diffusers, Duncan and, 73

336, 352, 368, 384, 400, 416, 424
Samuel and Nicholson's patent paddle-wheel con-

Literary and Philosophical Society, Manchester, 279, 295,
densers for marine, 25

H.

310, 357, 375
England, ancient modes of coining money in, 244

Literature, 10, 22, 45, 122, 138, 231, 266, 278, 307, 324, 311,
royal agricultural society of, 12, 27, 45

Hadlow's linen marker, 394
," The journal of the royal agricultural society Hall's patent railway brake apparatus, 91

Liverpool telegraph, Holyhead and, 25
Of, 231

Harmonious colouring,” “The principles and practice Lock's embossing and stamping press and stamp affixer,
Engraving, photoglyphic, 218
of, 266

31
Ermen v. Liddle, 133

Harwood and others v. the Great Northern Railway Com Locomotives, coal-burning, 230, 326
“Essay on hydrographical engineering,” Sleigh's, 45

pany, 376

Logarithms for numbers less than unity, rule to facilitate
" Examples of modern alphabets,” Delamotte's, 342 Heat-diffusers, Duncan and Gwynne's patent, 73

the use of, 283
Exhibition of 1661, 28, 107

on the true action of what are called, 282

"Johnstone's “Elementary treatise on, 309
Experimental researches to determine the density of steam

experiments and observations on, 378, 404, 418 London and Mediterranean Steam Company, 348
at all temperatures, 279
Heating feed-water, Clark's apparatus for, 313

sewage, 364
screw propeller, the, 7
Heat of different qualities through gases of different kinds,

the geological society of, 12, 27, 313, 575, 412
Experiments and observations on heat, 378, 401, 418

on the transmission of, 294

Lord and

others, Fielden r., 395
in gunnery, on, 169
Heinke's patent diving apparatus, 218

Loseby (Mr.) on Big Ben, 235
on irod-sided ships, admiralty, 137
Help for Seamen, 359

on bells, 316
the strength of cast-iron girders, 358

“ High speed steam navigation and steam-ship perfection, Loss of the Royal Charter, the, 379, 380, 396
to determine the efficiency of continuous and Armstrong's, 22

Lowering boats, Clifford's system of, 11, 20, 42, 105, 124,
self-acting breaks for railway trains, on, 228
Hinges, &c., Oxley's patent, 395

22, 253, 316, 113
Hogg's "Gardeners' year-book," 357

Ludlum's patent life-boat, 343
Holden, Oxley o., 395
F.

Lungley's stcering-signal apparatus, 154
Holyhead and Liverpool telegraph, 25
Fabrics, non-inflammalle, 300, 332

Hooks, Captain Kynaston's disengaging, 13, 107
Hopkins's (Dr.) theory of a central fire, 202

M.
Facilitate the use of logarithms for numbers less than

Horticultural society, 187
unity, rule to, 283

Machine, the sewing, 7, 22, 37
Factories at Woolwich, royal gun, 316
Hot-blast iron question, the, 235

Macnee v. Nimmo, 155
Factory at Enfield, the small arms, 14, 69

used in iron-making, the invention of the, 358 Magnetical research," Scoresby's “Journal of a voyage

Hull, the progress of steam navigation at, 231
Fadeuilhe, the desiccated milk company (limited) r., 107

round the world for, 307, 324
Human infirmities, 361
Feed-water, Clark's apparatus for heating, 313

Magnetism of ships, the, 42, 58
Kunt's
Ferguson, Clark v., 92

“ Ure's dictionary of arts, manufactures, and Maillard's patent compass, 171
Fielden's patent cops, 395

mines," 307, 357

Mail steam-packet company, Beckford and another the
Fielden o. Lord and others, 395
Hydraulic apparatus, Sir William Armstrong's, 235

royal, 376

lift at the Victoria Docks, the, 136
Fincham, death of Mr. John, 380

Manchester literary and philosophical society, 279, 295, 316,
Hydrographical engineering," Sleigh's "Essay on, 15
Fire-bars, Stevens's pendulous, 264

337, 373
» -brand, improved rifle, 119

Sheffield, and Lincolnshire Railway Company r.
Dr. Hopkin's theory of a central, 202, 220

I.

Wood, the, 326
escape, 268

Manipulation, mechanical, 381
Indian Medal, 187, 221
, engine, Shand and Mason's new steam, 24

"Manual of naval tactics,” Ward's, 278
Institution of Civil Engineers, 39, 316, 324, 312, 373, 411
Roberts's, 413

Manufacture of British iron, the case of Henry Cort' and

Mechanical Engineers, 93, 181, 217, 311
engines, steam, 102

his inventions in the, 3, 36, 52, 85,f100, 117, 355, 387, 12?

united service, 312
» proof floors, roofs, and arches, Bunnett's patent self.

cannon, the, 57, 73
Intention to proceed with patents, notices of, 16, 32, 48, 64,
supporting, 8

"photogenic or hydro-carbon oils,” Anti-
80, 96, 112, 128, 146, 160, 176, 192, 209, 224, 239, 256,
» ships, 107

sell's, 311
Fishes for railway joints, Wild's patent, 376

272, 288, 304, 319, 336, 352, 368, 382, 400, 416, 424 Manufactures, and mines,” Hunt's, “ Ure's dictionary of
Fish-tail propellers, 7
Invention of the hot-blast used in iron-making, the, 358

arts, 307, 357
Flag signals, 124

of the screw propeller, the, 311

Manure, Newington's apparatus for distributing teeds
Inventions in the manufacture of British iron, the case of
Float, Walker's patent frictionless steam boiler, 280

and, 296
Floors, roofs, and arches, Bunnett's patent self-supporting

Henry Cort and his, 3, 36, 52, 85, 100, 117, Marble, artificial statuary, 171
fire-proof, 8

355, 387, 422

Marine and stationary engine governors, Silver's patent, 252
Foremen engineers, association of, 28, 103, 171, 203, 235,

"“Patents for, S08

engine governor, Jensen's, 104, 119
315, 375
Iron and steel, the strength of wronght, 314

engines, double cylinder expansion, 330
Fountain filter, the Gloucester corporation drinking, 201

frigates, new, 395

light, a new, 136
Fountains, free drinking, 120, 137

making, the invention of the hot-blast used in, 358

lights, Silas's, 331
Fowler's steam ploughing apparatus, 41
» purifying, 13

telegraph, ocean, 133
France, life-boat system in, 281

» shipbuilding, 299

Marker, Hadlow's linen, 394
Franklin relics, 303

, ship's bottons, compositions for coating, 359

Mason and Shand's new steam fire-engine, 24,
French tield pieces, new, 307

the compasses of, 215

Match, the safety, 199

sided
floating batteries, 117

ps, Admiralty experiments on, 137

Maximum thermometer, Scott's, 9

steam ram, the new, 10
navy, the, 236

Measures of length, on the nomenclature of metrical, 23.5
prizes for reaping machines, 72

ships, 300

Measuring machines, Whitworth's, 217
Frictionless steam boiler float, Walker's patent, 280

the case of Henry Cort and his inventions in the Mechanical engineers, institution of, 93, 181, 217, 314
Frigates, new iron, 395
manufacture of British, 3, 36, 52, 85, 100, 117, 355, 387,

engineers' society, civil and, 410
122

manipulation, 381

Mediterranean Steam Company, London and, 3iş
G.

J.

Mercantile marine, on the employment of auxiliary steal
Galvanizing wire, 396
Jacia's “Remarks on coinage,” 266

power in the, 341
“ Gardeners' year book," Hogg's, 357

Jacquard machinery for weaving carpets, Crossley's pa Mersey's screw, the, 118
Garforth's improvements in steam-pistons, 297

tent, 376

Metal, coin of mixed, 93, 118
Gas-burners, Court's patent, 185

Jeffrey's improved breakwater, Richardson and, 312 Metallic ships, improved, 199
Gases of different kinds, on the transmission of heat of Jeffries' long-range cannon, 171

Metal sheathing, yellow, 76
different qualities through, 294
Jensen's marine engine governor, 104, 119

Meteorological telegraphy, 379
Gas-fire, the carbon, 201
Jervis's “ Engines of War," 221

Metrical measures of length, on the nomenclature of, 235
Gas, lighting picture galleries with, 75

Johnstone's "Elementary treatise on logarithms," 308 Middleton's punching and shearing machines, 152
Gauge, the deep-sea pressure, 282

"Journal of a voyage round the world for magnetical Midworth, Goucher v. 326
Generator, Scott's patent steam, 315

research," Scoresby's, 307, 321

Military engineers," "Our, 357
Geographical society, royal, 28, 325, 374, 391

the roral agricultural society of England," Milk Company (Limited) 0. Fadeuilhe, the desiccated, 107
Geological society of London, the, 12, 27, 343, 375, 412

" The, 231

Mill-banding, Spill's new, 184, 198, 235
Geometry of sh.pbuilding, laying-off, or the, 131, 153, 264

Mill-bands, improvement in, 152
Germain's new steam-ship, 318, 365

K.

Millions, utilising the, 12
Gibson's patent steering apparatus, 24

Miners, on a safety cage for, 234
Girders, experiments on the strength of cast-iron, 358 Kew, drinking fountains at, 107

Mines,” Hunt's “Ure's dictionary of arts, manufactures,
Glasgow, philosophical society of, 412
Royal gardens at, 236

and, 307, 357
Glass globes and cylinders, the strength of, i39
Kites in cases of shipwreck, use of, 414

lighting, 380
"Globe telegraph,” Beardmore's, 10, 54
Kynaston's (Captain) disengaging hooks, 13, 107

Mint, money-making at the Royal, 4, 13, 21, 28, 38, 54
Gloucester corporation drinking fountain filter, thic, 201

the new Calcutta, 181
Glover's "Polymeter or Quintant,” 23

Money in England, ancient modes of coining, 24 1

L.
Goucher v. Midworth, 326

making at the Royal Mint, 4, 13, 21, 28, 38, 51
Governor, Jenson's marine engine, 104, 119
Lamp, on a submarine, 267

Monster troop steamer, 329
Governors, Silver's patent marine and stationary engine, Lamps for the navy, improved signal, 91

Mowing and reaping machines at Warwick, trials of, 59
Lamp, the stella, 300

Murray's patent improved chain pumps, 403
Graveley's patent improved distilling and cooking appara Laubereau's patent air-engines, 185

Myria-type, 9
tuses, 391

Law cases, 12, 39, 60, 92, 107, 133, 135, 320, 361, 376, 395
Great Britain, “Samuel Brothers'," Woollen manufactures

patent, 300
of, 123

Laws, rcform in the patent, 213
Great Eastern, Admiral Paris on the, 204
Laying dust, a new method of, 171

National defence commission, 165
explosion, the, 179, 219, 249
Laying-off, or the geometry of shipbuilding, 131, 153, 264

defences, the, 86, 301
roil, will the, 154, 253
Liddle, Erwen 7., 133

Gallery, the, 381
the, 27, 44, 133, 140, 155, 165, 183, 184, 187. Life-boat, Ludlum's patent, 343

Naval architecture, theory of, 5, 214, 326
219, 233, 267, 280, 295, 318, 372, 380
services, 318

Tactics," Ward's "Manual of, 278
trial trip, the, 252, 276

system in France, 284

- Navies of the World,” Busk's, 138, 130, 168
Northern Railway Company, Harwood and others r. buoy, Dennys', 233

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Navigation, aërial, 252, 268
the, 376
Lift at the Victoria Docks, the hydraulic, 130

and steam-ship perfection," Armstrong's
ship's trials, the, 212
Light, a new artificial, 407

“high speed steam, 22
Griffith's screw, Lord Carlingford on the, 27, 41, 76

marine, 136

at Ilull, the progress of steam, 231
u. Turner, 60
Lighting mines, 350

of the air, the, 202, 220
Grimshaw's pneumatic apparatus, Taylor and, 233

picture galleries with gas, 75

on the river Amazon, steam, 314
Gunboats, Thomas's he rifled cannon for, 16

aphy, appl ion of rtificial, 26

Navy, improved signal lamps for the, 91
Gun, Captain Blakely on the Armstrong, 166
Lights, Silas's marine, 331

of Great Britain," Potter's "Chart of the Royal, 93
factories at Woolwich, royal, 316
Light woods and unsinkable ships, 379

the French, 236
Gunnery, on experiments in, 169
Linen marker, Iladlow's, 394

Newcastle waterworks, the pumping engine at the, 89, 103

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Newington's apparatus for distributing seeds and manure, Prizes for reaping machines, French, 72

Sawdust and wood-cuttings, 301
296 Proceedings of societies, 12, 27, 45, 93, 279, 295, 314, 324, Schah Jehan, wreck of the, 232
New Works Department of the Admiralty, 187, 220

312, 357, 373, 391, 411 Science and art department, the, 104
York, 414
Proceed with patents, notices of intention to, 16, 32, 48, 64,

social, 235
Nicholson's patent paddle-wheel condensers for marine 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 239, 256,

," Timbs's “ Stories of inventors and discoverers
engines, Samuel and, 25
272, 288, 304, 319, 336, 352, 368, 381, 400, 416, 424

in, 357
Vimmo, Maunce t., 155
Propeller, Griffith's screw, 44

the Prince Consort on, 195
Nomenclature of metrical measures of length, on the, 235

Robertson's patent chain, 281

Scientific relief fund, 414
Von-inflammable fabrics, 309, 332
Propellers and their construction, screw, 253, 208

Scoresby's “ Journal of a voyage round the world for
Norton's (Capt.) gossamer cartridze, 301, 360

fish-tail, 7

magnetical research," 307, 324
ordnance ritle bolt, 152

screw, 44

Scott's maximum thermometer, 9
Ncte on a patent, 155

Sir Howard Douglas's improvements on the

patent steam generator, 314
Notices of intention to proceed with patents, 16, 32, 48, 61,

screw, 153, 301

Screw and the propeller, the, 297, 332, 348
80, 96, 112, 128, 144, 160, 176, 192, 208, 221, Propeller, steam-rocket, 364

Lord Carlingford on the Griffith's, 27, 70
239, 236, 272, 288, 301, 319, 336, 352, 368, 394,
the experimental screw, 7

propeller, Griffith's, 44
400), 416, 121
,, invention of the screw, 311

the invention of the, 311
to correspondents, 140, 155, 172, 204, 236, 284

., screw and the, 297, 332, 348

propellers, 44
Numerical scale, on the further adaptation of the coinage Protection of animals, 332

and their construction, 253, 268
to the common, 309
Provisional protections, 15, 32, 48, 63, 79, 96, 111, 127, 143,

Sir Howard Douglas's improvements on
159, 175, 191, 208, 221, 239, 355, 271, 287, 303,

the, 153, 301
0,
319, 335, 352, 367, 383, 399, 416. 423

the experimental, 7
registrations, 80, 144, 224, 288, 352

ships of war, 201
Oeran Marine Telegraph, 133
Prussian armament, 107

steamer City of Baltimore, 365
UL«," Antisell's “Manufactures of photogenic or hydro-Pump, Bastier's patent, 283

steam ships, the steering of, 137
carbon, 341

Pumping engine at the Newcastle waterworks, the, 89, 103 Sealed patents, list of, 16, 82, 48, 61, 80, 96, 112, 128, 114,
Opening of the Victoria-bridge, Canada, 378
Pump, Professor Thomson's centrifugal, 408

176, 192, 208, 224 240, 256, 272, 288, 301, 320, 336, 332,
Uppenheim's "Comparative value of certain salts for ren Pumps, Murray's patent improved chain, 408

368, 384, 400, 416, 424
dering fabrics non-inflammable,” Versmann and, 357 Punching and shearing machines, Middleton's, 152

Seamen, help for, 359
Orinance, Captain Cole's patent shields for, 3:29
Purification of water, on the supply and, 229

Sea-sickness, 396
rite bolt, Capt. Norton's, 152
Purifying iron, 13

Seeds and manure, Newington's apparatus for distributing,
Sir William Armstrong's new muzzle-loading,

296
199, 261

Q.

Service institution, united, 312
," Thomas's “Rifled, 122
Quick-action drill-stock, Press's improved, 376

Sewage, London, 364
Oılmp's patent hinger, &c., 393
Quintant,” Glover's “Polymeter or, 23

Sewing machine, the, 7, 22, 37
Oxley c. Holden, 393

Shand and Mason's new steam fire engine, 24

Shannon, the old, 171
R.

Sharp, Stewart, and Co., the patent traversing drilling
P.
Railway antiquities, 204

machinery of Messrs., 56
Paddle-beel condensers for marine engines, Samuel and Railway brake apparatus, Hall's patent, 91

Shearing machines, Middleton's punching and, 152
Nicholson's patent, 25

brakes, 413

Shells, concussion and percussion, 283, 300
Palace for the People, the, 61

company r. Wood, the Manchester, Sheffield, and

Shields for ordnance, Captain Cole's patent, 329
Panorama, the pocket stereoscopic, 200

Lincolnshire, 326

Shipbuilding, iron, 299
Paralli motion safety valve, Poole's, 390
joints, Wild's patent fishes for, 376

laying-off, or the geometry of, 134, 153, 264
Paris (Admiral) on the Great Eastern, 204

signals and war appliances, 380

Ships, admiralty experiments on iron-sided, 137
Parliamentary proceedings, 93

trains, an improved method of retarding and

and rafts, unsinkable, 363
Patent adamas, 391

stopping, 296, 361

chain cables, 331, 365, 380, 396
lax, 300)
trains, new brake for, 164

improved metallic, 199
laws, reform in the, 213
trains, on experiments to determine the efficiency of

iron steam, 300
note on a, 155

continuous and self-acting breaks for, 228

light woods and unsinkable, 379
paddle-wheel condensers for marine engines, Samuel Ram, the great steam, 10, 44, 60, 61, 92

of war, arming, 124
and Nicholson's, 25
Reaping machines at Warwick, trials of mowing and, 59

screw, 201
Patents, abridged specifications of, 13, 29, 46, 61, 76, 93,

French prizes for, 72

what is to be done with our sailiig, 118
109, 121, 140, 156, 172, 187, 205, 211, 236, 253, Reefing gear, Cunningham's patent, 268, 332

the compasses of iron, 215
262, 235, 302, 317, 332, 349, 365, 381, 396, 414
Reform in the patent laws, 213

the navigation of, 42, 58

trials, the great, 212
applied for with complete specifications, 16, 32, Registered, list of designs for articles of utility, 80, 144,
19, 61, 79, 128, 176, 192, 208, 239, 304, 352, 368,

224, 289, 353

Tyssen's apparatus for indicating the spoed of, 281
Registrations, provisional, 80, 144, 224, 288, 352

unsinkable, 310, 332, 318, 365, 379
399, 421
Patent self-supporting fire-proof floors, roofs, and arches,
Relief fund, scientific, 414

Shipwrecks, use of kites in cases of, 414
“Remarks on coinage", Jacia's 266

Shot, elongated expanded, 381
Burnett's, 8
Patents for inventions, 308
Report of the Admiralty committee on dockyard economy,

Show, royal agricultural society's, 25
86, 107

the Smithfield club implement, 389
list of sealed, 16, 32, 48, 64, 80, 96, 112, 128, 144,
176, 192, 208, 224, 210, 256, 272, 288, 301, 320,

royal Cornwall polytechnic society," "annual,

Signal lamps for the navy, improved, 91

312 Signalling through long submarine telegraphs, on the ra-
3.36, 352, 368, 384, 400, 116, 124
notices of intention to proceed with, 16, 32. 48, 61,

1858, the commissioners of patents, 90

pidity of, 216
), 96, 112, 128, 114, 160, 176, 192, 208, 221,
Rettie's system of telegraphing, 365

Signals and war appliances, railway, 380
239, 256, 272, 285, 304, 319, 330, 352, 368, 354,
Rhodes' (Major) tents 123, 155

Silas's marine lights, 331
Richardson and Jaffrey's improved breakwaters, 313

Silk from cocoons, winding, 414
104, 116, 424
on which the seventh year's stamp duty has been
Richard, the patent super-founding company (limited) V.

Silver's patent marine and stationary engine gorernors, 232
39

Silvers, Tuck v., 361
paid, 208, 224, 260, 256, 272, 288, 301, 320, 336,
Rifle-barrel, how to make a, 180

Silvertown. 403
352, 365, 381, 400, 416, 424
on which the third year's stamp duty has been

bolt, Capt. Norton's ordnance, 152

Sinking tools, Allison's improved boring and, 199
Rifled ball, 75

Sir John Bowring, 220
pald, 16, 32, 48, 61, 80, 96, 112, 128, 141, 100,
176, 192, 208, 221, 240, 256, 272, 288, 304, 320,
cannon, 93, 124

Sir William Armstrong, 155
for gun-boats, Thomas's heavy, 169

Skid, Poupard's improved wheel, 360
336, 352, 368, 381, 400, 416, 424

ordnance,” Thomas' 122

Sleigh's “Essay on hydrographical engineering," 15
report of 1858, the Commissioners of, 90
Rifle fire-brand, improved, 119

Small-arms, breech-loading, 135, 155
Patrat staring apparatus, Gibson's, 24
traversing drilling machinery of Messrs. Sharp,
pattern 1853, the Enfield, 149

factory at Enfield, the, 14, 69
Rifles for the Volunteer corps, 12

Smithfield club implement show, the, 389
Stewart, and Co., the, 56
Rifle shot for vertical fire, elongated pointed, 168

Social science, 235
Priebontse, 15
Rifling large cannon, 59

Society, Manchester literary and philosophical, 279, 295,
Peace throaghout the world, universal, 204
Percusion shells, concussion and, 283, 300
Roberts' fire-engine, 413

316, 357, 375
Robertson's patent chain propeller, Wood and, 281

of Arts, 20, 45, 326, 373, 391, 411
Prilormance of steam vessels, on the, 261
Rocket propeller, steam, 361

,, England, royal agricultural, 12, 27, 39
Philosophical society, Manchester literary and, 279, 295,

316, 357, 375
Rogers' boat releasing apparatus, Wood and, 105

""The journal of the royal agricul-
of Glasgow, 412
Roof of the bee's cell, on the angle of dock gates and the,

tural, 231
Plotonic or hydro-carbon oils,” Antisell's “ Manufacture

London, the geological, 12. 27, 343, 375, 412
Roofs, and arches, Bunnet's patent self-supporting fire-

royal geographical, 28, 325, 374, 391
proof floors, 8

show, royal agricultural, 23
Photlypbic engraring, 218
Royal agricultural society of England, 12, 27, 39, 45

South Yorkshire collieries, 28
* Pantographic News" and rentilation, 13

“The journal of Specifications, list of, 16, 32, 48, 64, 80, 96, 112, 128, 114, 161,
process, new, 199
Philagraphy, application of artificial light in, 26

the, 231

176, 192, 208, 221, 240, 256, 288, 304, 320,
show, 25

336, 352, 368, 381, 400, 416, 424 .
Friure galleries with gas, lighting, 75
Charter, 348, 380, 396

of patents, abridged, 13, 39, 46, 61, 76, 03,
P-parking, Tuck's patent, 364

the loss of the, 379, 380

108, 121, 140, 156, 172, 187, 205, 221, 236,
P***, Garforth's improvements in steam, 297
geographical society, 28, 325, 374, 391

253, 269, 285, 302, 317, 332, 349, 365, 381,
Piazhing apparatus, Fowler's steam, 41
gun factories at Woolwich, 316

396, 414
Pirachs, Tasher's patent improvements in, 153
matie apparatus, Taylor and Grimshaw's, 233
institution, 294

patents applied for with complete, 16, 32,
Mint, money-making at the, 4, 13, 21, 28, 38, 45, 51

48, 61, 79, 1:8, 176, 192, 208, 239, 301,
hrket steria-copic panorama, the, 200
navy of Great Britain," Potters “Chart of the, 23

352, 369, 399, 424
** l'o!r meter or quintant," Glover's, 23
Rule to facilitate the use of logarithms for numbers less

Speed of ships, Tyssen's apparatus for indicating the, 281
Polytechnic society," " Annual report of the royal Corn-

than unity, 283

Spill's new mill-banding, 184, 198, 235
mull, 342
Russian frigate General Admiral, 140

Stamp atfixer, Lock's embossing and stamping press, and, 314
Proie' parallel-motion safety valve, 390

Statue of George Stephenson, 187, 284
Port or Blythe, breakwater at the, 70, 90
Fortrait gallery of eminent personages,'
," "The drawing.

S.

Steam at all temperatures, experimental researches to de-

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termine the density of, 279
ton, 1

Safety cage for miners, on a, 231
Patters * Chart of the royal navy of Great Britain," 23

boilers with water, Auld's apparatus for supplying,
lock, 93

360
Poupard's improved wbeel skid, 360
** Practical treatise on the manufacture of coal-gas," Sailing, 363

match, the, 199

company, London and Mediterranean, 348

elephant, Taylor's patent, 233

ships of war, what is to be done with our, 118
Prez's improved quick-action drill-stock, 376

Steamer, a small steel, 154
Salts for rendering fabrics non-inflammable," Versmann

monster troop, 329
Pinare guuge, the deep-sea, 282

and Oppenheim's “ Comparative value of certain, 357 Steamers for war purposes, arming, 60
Prior Consort on science, the, 195

Samuel and Nicholson's patent paddle-wheel condensers Steam fire-engines, 102
Principies and practice of harmonious colouring,” “The,

for marine engines, 25

firc-engine, Shand and Mason's new, 24
266

Brother " Woollen manufactures of Great
Prize for essaye for inventions, 414
"Britain," 123

generator, Scott's patent, 31+
jet,” Gurney's “ Account of the invention of the, 231

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Valve, Poole's parallel motion safety, 390
Ventilation, Van Hecke's system of, 23
Versmann and Openheim's Comparative value of certain

salts for rendering fabrics non-inflammable," 357
Vertical fire, elongated pointed rifle shot for, 168

with arrows or bolts, 201
Vessel, the American submarine war, 56
Victoria-bridge, Canada, opening of the, 378

over the St. Lawrence, the great, 147
Docks, the hydraulic lift at the, 136
Voltaic pile, improvement in the, 359
Volunteer corps, rifles for, 12
Voyage round the world for magnetical research

Scoresby's "Journal of a, 307, 3:24

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Steam navigation at Hull, the progress of, 231

Telegraph,” Beardmore's "Globe, 10, 51
Company, East India, 236

cables, electric, 92, 106, 204
on the river Amazon, 314

company, Atlantic, 124
on the relative effects of dense and superheated, 406

from Egypt to Turkey, 201
pistons, Garforth's improvements in, 297

from Falmouth to Gibraltar, 93, 201, 253
ploughing apparatus, Fowler's, 41

Holyhead and Liverpool, 25
power in the mercantile marine, or the employment | Telegraphic signals, 88
of auxiliary, 341

Telegraphing, Rettie's system of, 365
ram, the, 10, 41, 60, 61

Telegraph, ocean marine, 133
rocket propeller, 364

Telegraphs for targets, 423
ship economy, 245, 268, 284, 294, 311, 331, 362, 379,

, on the rapidity of signalling through long
395, 413

submarine, 216
Germain's new, 318, 365

Suffield's engine-room, 420
persection,”. Armstrong's "High speed steam Telegraphy. meteorological, 379
navigation and, 22

Temperature and the thickness of its solid crust, on the
performance, 61

earth's internal, 183
ships, iron, 300

Temple church, 293
the steering of screw, 137

gardens, 301
towage on canals, 300

Tents, Major Rhodes', 123, 155
vessels, on the performance of, 261

Testimonial fund, the Cort, 394,
Steel plated frigate Gloire, 357

Thames and its improvements, the, 236, 317
steamer, a small, 154

Theory of a central fire, Dr. Hopkin's, 202, 220
203

"compound interest,” Thoman's, 231
strength of wronght-iron and, 314

naval architecture, 5, 214, 326
Steering apparatus, Chaplin's, 300

Thermometer, Scott's maximum, 9
Gibson's patent, 24

Thoman's “Theory of compound interest," 231
of screw steam-ships, the, 137

Thomas's heavy rifled cannon for gun-boats, 169
signal apparatus, Lungley's, 154

" Rified ordnance" 122
Stella lamp, the, 300

Thomson's (Professor) centrifugal pumps, 408
Stephenson, statute of George, 187, 284

Tile machinery, Clayton's patent brick and, 361
Stereoscopic panorama, the pocket, 200

Timber, on the weight and strength of American ship,
Stevens's pendulous fire-bars, 264

390
Stewart and Co., the patent traversing drilling machinery Timbs's "Stories of inventors and discoverers in science,”
of Messrs. Sharp, 56

857
St. Lawrence, the great Victoria bridge over the, 147

Tools, Allisons's improved boring and sinking, 199
Stock, Press's improved quick action drill, 376

Toovey's (Captain) azimuth dial, 390
Stopping railway trains, an improved method of retarding Towage on canals, steam, 300
and, 296

Towers of strength, 74
“Stories of inventors and discoverers in science;" Timb's,

Traction engine, Blackburn's patent, 376
357

Boydell's, 119
Straightening a chimney-stalk, 234

Trains, means of retarding railway, 364
Strength of American ship-timber, on the wcight and, 390

Transmission of heat of different qualities through gases of
glass globes and cylinders, the, 139

different kinds, on the, 294
wrought-iron and steel, the, 314

Traversing drilling machinery of Messrs. Sharp, Stewart,
Strikes,” Black's "Wages, trades' unions, and, 312

and Co., the patent, 56
Submarine cable, the 'Tasmanian, 394

Treatise on logarithms," Johnstone's “Elementary 308
cables, 107, 377

Trials of mowing and reaping machines at Warwick, 59
lamp, on a, 267

the great ship's 212
telegraphs. on the rapidity of signalling Trial trip, the Great Eastern, 252, 276
through long, 216

Troop steamer, monster, 329
war vessel, the American, 56

True action of what are called heat-diffusers, on the, 282
Suffield's engine-room telegraphs, 420

Tuck's patent piston-packing, 364
Superheated steam, on the relative effect of dense and, 406

Tuck o Silver, 364
Supply and purification of water, on the, 229

Turner, Griffiths u, 60
Surface condensation, on 261

Type-founding company (limited) v. Richard, the patent,
Surgical instrument committee, 45

Tyssen's apparatus for indicating the speed of ships, 281
T.

U.

United service institution, 312
Targets, telegraphs for, 423

Universal peace throughout the world, 201
Tasker's patent improvements in ploughs, 153

Unsinkable ships, 310, 332, 318, 363, 379
Task-work v. day-work in the dockyards, 59

Wadding for artillery, 394
“Wages, trades' unions, and strikes,” Black's, 312
Walker's patent frictionless steam-boiler float, 280
War appliances, railway signals and, 380

arming ships of, 124
Ward's American ship-signals, 73

“Manual of naval tactics," 278
War," Jervis's “ Engines of, 231

purposes, arming steamers for, 60

screw ships of, 201
» vessels, the American submarine, 56

what is to be done with our sailing ships of, 118
Warwick, trials of mowing and reaping machines at, 59
Watchmakers' association, Coventry, 315
Water, Auld's apparatus for supplying steam-boilers
with, 360

on the supply and purification of, 229
Waterworks, the pumping engine at the Newcastle, 99, 103
Weight and strength of American ship-timber, on the, 390
Well at Wolverhampton, artesian, 234
Westminster clock, the, 103, 140, 263
Wheel-skid. Poupard's improved, 360 -
Whitworth's measuring machines, 217
Wild's patent fishes for railway joints, 376
Wire, crinoline and brass, 395

galvanizing, 396
Wood and Rogers' boat releasing apparatus, 105

cuttings, sawdust and, 301
Woods and unsinkable ships, light, 379
Wood, the Manchester, Sheffield, and Lincolnshire Rail.

way Company 0., 326
" Woollen manufactures of Great Britain," Samuel

Brothers', 123
Woolwich, royal gun-factories at, 316 5
Works of art, 381
World," Busk's “Naries of the, 138, 150, 168
Wreck of the Alma, 155, 185

Schah Jehan, 232
Wrought iron and steel, the strength of, 314

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light woods and, 379
Tasmanian submarine cable, the, 394

“Ure's dictionary of arts, manufactures, and mines,”
Taylor and Grimshaw's pneumatic apparatus, 233

Hunt's, 307, 357
Taylor's patent stcam elepliant, 233

Utilising the millions, 12

Yacht for Ismail Pacha, a new, 214
Yellow metal sheathing, 76
Yorkshire (South) collieries, 28

TIR

possible also to contrive some means of keeping with the cost of existing cables that shareMECHANICS' MAGAZINE.

it in equable and healthy circulation, without holders will doubtless receive his offers in this the evils of local plethora and local famine respect with astonishment, while the rapidity

being experienced, is a question worthy con- with which his machinery works is so great LONDON, FRIDAY, JULY 1, 1859.

sideration also. Having opened the agitation that he undertakes to produce no less than 250

on the general improvement of the British or 300 miles of perfect vulcanized cable per OUR COPPER COINAGE.

coinage, it is our intention not to allow it to be day! The full carrying out of his designs The Mint, we learn, is engaged at present in closed until that improvement is effected. The would certainly be an enormous stride in subthe production of copper coin, of which it is importance of the subject does not brook apathy marine telegraphy, for the apparatus required said there exists in many parts of the kingdom

or indifference. It signifies not that Lord Over in the manufacture of the cable is so very simple a complete dearth. The ebbings and flowings of stone has put his veto on any and every decimal and compact that he proposes placing it, with a the copper currency have always been, indeed, system ventilated before the Commission, whose supply of plain india-rubber, on board ship, and perplexing to the authorities of the Mint. There

“final report” on the whole subject of decimal then making the cable continuously as it is appear to be eddies in the tide of its circulation coinage is now printed. There is an admitted payed out. This method of proceeding is atwhich are not easily understood, or to be ac

-a generally admitted—necessity for a refor-tended by so little trouble and expense that we counted for. Sometimes there is a drifting

mation of our inferior metallic currency, and can scarcely doubt it will speedily be resorted of pence, halfpence, and farthings to Man- that reformation, of which we see in the forth- to in the construction and laying down of many chester, then to Glasgow, and next perhaps coming bronze halfpenny the beginning, must of those numerous cables which the exigencies to Birmingham, or London. Then, again, in

soon be made complete and satisfactory. of commerce and war are now daily demanding. particular districts of particular towns, there are strange accumulations and scarcities. For NEW SUBMARINE TELEGRAPH

MR. BESSEMER AND THE IRON example, there is always a natural current of

CABLES.

MANUFACTURE. copper coin towards the East-end of the metro-Among the many novelties which have lately Three years ago Mr. Henry Bessemer thought polis. It is more in request-unfortunately for been introduced as improvements in the con- he had accomplished what has very rarely been the dwellers therein—in Bethnal-green than in struction of submarine telegraph cables there is done in the world—that is, revolutionized a Belgravia, and the supply inevitably follows

one which for its extreme simplicity and cheap- great manufacture by a single discovery-and the demand. A sort of trade wind floats the ness appears to deserve the special notice of the was mistaken. This year he has really effected copper currency through the channels of circu, public. This is the system of construction what has often before been brought about, lation in this direction, as surely as the literal which was described in the letter of a corre- that is, improved a great manufacture by trade wind wafts coinmercial argosies across spondent in our last number. In this system laborious and costly experiment. In the paper the ocean. These irregularities cannot be the resort to indin-rubber as the insulating which was published in the two preceding avoided, but the Mint is being constantly called agent, which has lately found great favour numbers of this Magazine he has detailed facts upon to correct them, and it can clearly only among scientific men, is again renewed, and which, while important in a commercial sense, do so by adding to the quantity of coin in cir- with it is combined a process of external harden- also afford valuable lessons to inventors and culation. There are also peculiar businesses ing from which very great advantages may be others. which lead to the congregation of copper tokens, anticipated. This process appears to have ori In adverting to this paper we are struck by and it is a well-known fact that the publican ginated in certain practical experiments made the extraordinary want of candour which Mr. usually pays his brewer's bill with them. It is by the inventor upon a portion of wire like that Bessemer appears to us to display. In the first well to explain these facts perhaps to the public, of the Atlantic telegraph cable. By an inge- place he implies that the paper read by liim at in order that the whole question of the metallic nious substitution of a potassium wire for the the British Association in 1856, was but a step currency may be comprehended with a view to copper wire the permeability to water of a cable incidental to his pursuit of an inquiry, rather its ultimate reform. There may be about

so constructed was made very apparent ; but than an announcement of amazing results then £500,000 worth of the various denominations further experiment showed that this permeabi- already obtained. "The same deep conviction of copper coin in existence in Great Britain, lity was got rid of by the simple expedient of “ of the truth on which the new process was and as has been said there is an ever-recurring immersing the coated wire in bisulphuret of based, and which led Mr. Bessemer to bring it tendency to an unequal and eccentric distribu- carbon and chloride of sulphur. The same "before the British Association in 1856, has tion of it.

effect is produced by this process upon india since determined him," we are told, " (in spite The history of the farthing especially is rubber as well as upon gutta-percha. A further of the opinions then pronounced against the strange and obscure. It disappears in larger advantage attending the process is, that the process) to pursue one undevinting course quantities than its bigger brethren and sooner. "cold vulcanizing," as it is called, at the same "until the present time, and to remain silent Yet it has a less active life. It is not popular time renders the india-rubber or gutta-percha" for years, under the expressed doubts of those with a large class of tradesmen. It is beneath capable of sustaining a heat of no less than “who predicted its failure, rather than again their notice, not convenient and unprofitable ; 250° Farenheit without suffering any injury bring forward the invention until it had been hence it is banished from their society. It is an whatever.

practically and commercially worked, and outcast coin only used by pawnbrokers and their The method of manufacturing the cables upon there had been pro ed it both iron and victims—we mean customers--chandler's, shop- the improved system is very simple. Successive “steel, of a quality which could not be surkeepers, and costermongers. In the lowest class coatings of india-rubber in a softened state are "passed by any iron or steel made by the of shops in the lowest neighbourhoods and among rolled directly upon the conducting wire by “ tedious and expensive processes now in general the lowliest people only, does the farthing enjoy a means of powerful pairs of rollers, the pressure use.” This representation is not borne out by brisk circulation. Children hoard farthings, of which is sufficient to render the coating sub- facts. Every one will remember that Mr. Besand misers take care of them, but the public stance close and homogeneous. When a suffi-sember spoke at Cheltenham, not of anticipated generally eschew them. It is with difficulty cient thickness has been laid on in this manner, productions of iron, but of iron which, as was that the poor farthing, therefore, maintains its the cable is passed through the chemical materials alleged, had actually been manufactured by his ground at all. Possibly, if the sun of England's before-named, and its surface is thus rendered new process. In the last paragraph of his paper greatness has not yet reached its zenith, the hard and perfectly non-porous. After this cover- he distinctly stated this,

" In conclusion, farthing may some day be swept away in the ings of hemp, wire, gutta-percha, or any other " allow me to observe," said he, “that the facts flood-tide of national prosperity and disappear suitable substance may be added if desired to “which I have had the honour of bringing beentirely. At any rate, there is not much increase the protection of the wire. For many “fore the meeting have not been elicited from prospect of a resuscitation of the half-far- purposes, however, the inventor considers it mere laboratory experiments, but have been thing; This, and the quarter-farthing, and amply sufficient to incorporate longitudinal" the result of working on a scale nearly twice the oboli, or tenth of a penny, may be, and are, fibres of hemp or flax in the outer coating of as great as is pursued in our largest ironworks, of use in Ceylon and the Ionian Islands, but the india-rubber in order to prevent strain “the experimental apparatus doing 7 cwt. in they are too small for the notice of the inhabi- coming upon the conductor, and then to finish “30 minutes while the ordinary puddling furtants of Great Britain, and we trust may ever the cable with the cold vulcanization.

nace makes only 4} cwt. in two hours.” remain so.

The inventor of the simple and inexpensive It may suit Mr. Bessemer's present purpose to It will be permitted us again to express a hope cable is Mr. John Macintosh, of North Bank, sink the pretensions which he put forth in 1856 ; that in the meditated new bronze coinage we may Regent's Park, who has had several patents for but we cannot forget that the world was then find an artistically and scientifically perfect improvements in submarine cables granted him, made to believe in a discovery by aid of which substitute for the copper coinage now under and who for twenty years past has had constant iron and steel could at once be produced, withdoom, and which has been the fruitful source experience in the manufacture of india-rubber out fuel, for the market. of so much justly severe criticism, and so much fabrics. The cost at which he proposes to pro

Next we have to expose a further, and equally practical inconvenience. Whether it may be duce the improved cable is so low in comparison | extraordinary, want of candour manifested in

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