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LEADING ARTICLES.
Mechanics in H. M. Dockyards, The Wages of, 261

MISCELLANEOUS ARTICLES.
Mechanics' Institute, The London, 38, 213, 229

A.
Address, Editorial, 6, 21

Mineral Discoveries in France, 149
Admiralty Committees, The, 277

Munitions of War, Patents for Instruments and, 197, Actinism, light, heat, and, 95
America, The Shortest Way to, 215

213, 247

“ Adcock's engineer's pocket book for the year 1859,"' 30

Admiralty committee on doekyards, the, 410, 411
Arms for our Volunteer Riflemen, 357
Armstrong and Whitworth Guns, The, 166, 247, 261 Naval Architecture, 6

tables, the, 143, 152

Agricultural apparatus, Hall's patent, 218
(Sir William) The Elevation of, 133

Captain Fishbourne on, 53, 389

implements, “Delta's” patent, 394
Armstrong's (Sir William) Speech, 325

The Present State of, 198

Society of England, Royal, 251, 314, 345, 379

399
Artillery, Another Novelty in, 151

Engineers, Royal, 150, 214, 293

Navies of England and France, 21, 37, 85, 117, 149, Algeria, observatory in, 60
Boiler Construction, Steam, 5

181

Allan's Atlantic cable, 91

Alloys, new, 283
Buildings, The Preservation of Stone, 86

Navy, Engines and Engineers in Her Majesty's, 293 Aluminium bronze, 257
Estimates for 1859-60, The, 117

production of, 46, 224, 225
Civil Service, The, 134, 230

of France, the Steam, 37

the new metal, 190
Coinage Designs, 390

Our Steam, 117, 151

Amendment bill, patent law, 199
in England, The Practicability of introducing Sir John Pakington's Speech on the, 149

Ammunition, Whitworth's improvements in guns, gun-

carriages and, 285
a Decimal, 277
The Increase of the, 85

Arches, cast-iron, 200
of the Realm, The, 357

The Ships of the Royal, 181, 245

Arkell and Melhado's apparatus for submerging telegraph
The Improvement of our, 296

cables, 157
The Silver, 69, 326
Offices, The New Foreign, 6

Armstrong gun, Gosling's improvements upon the, 315, 348

gun, the, 91, 105, 140, 159, 175, 239, 332, 343,
Committees, The Admiralty, 277

366, 383, 400
Cort Case, The, 261
Pakington (Sir J.) versus Sir C. Wood, 245

gun, the poetry of the, 240
Cultivation of Flax, The, 342
Patent-law Reform, 85, 101

(Sir William) on his gun and projectiles, 320,
Decimal Coinage in England, The Practicability of Patents for Instruments

and Munitions of War, 197,
Office Building, The New, 197

Armstrong's (Sir William) improved water-pressure ma-
Introducing a, 277

chinery, 219, 236, 252

213, 247 | Arts, fine, 11
Discoveries in France, Mineral, 149

Inventions Communicated from Abroad, Association, geologists', 111, 171
Dockyard Factories, Economy of the, 184,

230

of foremen engineers, the, 55, 110, 176, 239,
Dockyards, The Wages of Mechanics in M., 261

313, 379
Drawing on Wood, Photographic, 21

Specifications of, 69

Astronomical clock, Cole's portable, 408
Photographic Drawing on Wood, 21

Astronomy, queer, 384
Electric Telegraphs, Government, 325
Polytechnic Institution, The New, 357

Atlantic cable, Allan's, 91, 238

Atlantic paying-out machinery, the, 319
Engineers in Her Majesty's Navy, Engines and, 293 Premiums for Inventions, 21
Royal Naval, 150, 183, 214, 293
Preservation of Stone Buildings, The, 86

Australia by balloons, exploration of, 79

scientific progress in, 40, 87
Engines and Engineers in Her Majesty's Navy, 293

telegraphs to China and, 283, 320
of Her Majesty's Ships of War, 310, 327, Rams, The Iron Steam Frigates or, 325

Averill's mills for grinding, 202
341 Reward of a Military Inventor, The, 247

Axle-boxes, 251, 281
England and her Soldiers, 369
Riflemen, Arms for Our Volunteer, 357

B.
The War Resources of, 309

Rifle, The Enfield, 246
Exhibition of 1861, The, 38

Baggs' improved electrical apparatus, 78
Science and Liberty, 374

Balance, new chemical, 223
Factories, Economy of the Dockyard, 184

High, 149

Balloons, exploration of Australia by, 79
Fishbourne (Capt.), On Naval Architecture, 53, 389

Mr. Coxwell on the construction and uses of, 352
Screw Propellers, 390
Flax, The Cultivation of, 342

to war purposes, application of, 399
Secrets, Government, 166

Bank-notes, how to detect false, 368
Foreign Offices, The New, 6
Shipbuilding, On Timber for, 326

Bath, Griffith's patent chair, 281
Frigates or Rams, The Iron Steam, 165, 325
Shipping Interest, The, 183

Batteries, floating, 127
Gas, On the Production of Illuminating, 87
Ships of War, The Engines of Her Majesty's, 310, Beeton and Sherer’s “ Dictionary of Universal Information"

314
Government Cone Telegraph System, The, 261

327, 341 Bergue's (De) submarine telegraph cables, 157
Electric Telegraphs, 325
Silver Coinage, The, 69, 326

Bessemer on the manufacture of malleable iron and steel,
Secrets, 166
Society of Arts' Exhibition of Inventions, The, 278

397, 406
Gunpowder Manufactories, 230
Soldiers, England and Her, 359

Bessemer's improved furnace for the manufacture of iron
Specifications of Patents for Inventions, 69

and steel, 317
Works, Explosions at, 277, 309, 342
State of the Thames, The, 373

iron-making process, 286

Betts'v. Menzies, 271, 368, 399
Houses We Live In, The, 358
Steam Yachts, 373

Bills, railway and canal, 121
Stone Buildings, The Preservation of, 88

Blacklead, improved, 93
Mluminating
Gas, On the Production of, 87
Submarine Telegraph Cables, 295

Boats, Captain Kynaston's method of lowering, 139, 305, 383,
Institution, The National Life-Boat, 245

Warfare, 37

Clifford's method of lowering, 235, 288, 305, 383, 398
The New Polytechnic, 357
Superannuation Bill, The Civil Service, 230

» " Instructions for the management of open, 345
Instruments and Munitions of War, Patents for, 197,

raising and lowering canal, 26
Telegraph Cables, Submarine, 295

Boiler explosions, Wright's method of preventing, 318

flues, steam, 31
Inventions Communicated from Abroad, Patents for Telegraphs, Government Electric, 325

Boilers, feed apparatus for. 285
230 Telegraph System, The Government Cone, 261

feeder for steam, 367
Premiums for, 21
Tent Architecture, 214

Greenwood's improved steam, 170
Specifications of Patents for, 69
Thames, The State of the, 373

on improved modes of constructing the flues of
The Society of Arts' Exhibition of, 278
Timber for Shipbuilding, On, 326

steam, 8
Inventor, The Reward of a Military, 247
Tonnage Laws, The, 21, 133

Bombay water-works, the, 108, 170
Iron Screw Frigates, The New,

165
Tubal Cain of Our Country, The, 182

Bonelli's electric law, 239

Books, cheap, 89
» Steam Frigates or Rams, The, 325

list of new, 30, 46, 65, 79, 127, 187, 176, 185, 208,
Warfare, Submarine, 37

224, 235, 251, 271, 279, 315, 345, 407
Life-Boat Institution, The National, 245

War, Patents for Instruments and Munitions of, 197, Boots and shoes, machinery for making, si
Line-of-Battle Ships, Defective, 85

Boot, the Cremerian, 351

213, 247 Botanic gardens, the national, 345
Livingstone's (Dr.) Expedition, 21

Resources of England, The, 309

Bradbury's (Mr. Henry) new method of printing from
London Mechanics' Institute, The, 38, 213, 220
Whitworth Guns, The Armstrong and, 166

engraved plates, 257
Wood (Sir C.), Sir J. Pakington versus, 245

Breech-loading cavalry rifle, the new, 57
Manufactories, Gunpowder, 230

rifled small arms, Leetch's, 408
Master Shipwrights, The Newly.Appointed, 21

Bricks, fire, 279
Yachts, Steam, 373

Bridges," Latham's * Construction of wrought-iron, 72

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Bright's (Sir Charles) patent insulators for over-ground Docks, Thames graving, 331

Furnaces for manufacturing iron, Maudslay's improved, 28
telegraph wires, 364

the Plymouth Great Western, 177

Furnace, Slate's improved blast, 204
British Workman," "The, 235
Dockyard, Portsmouth, 31

Yate's patent, 94
Brown o. Oxley and others, 400
Dockyards, the Admiralty committee on, 410, 411

Fuzes, concussion, 42, 238
Brunel's bridge at Saltash, 173

Dodd and Phillips's improved slide valve, 106
Brussaut's weighing machines, 122
Douglas (Sir Howard) on “Naval warfare with steam," 13

G.
Buildings, an improved method of drying, 43

Downton's ships' pumps, Roberts's and, 44
Buildings, Sir Joseph Paxton's improved horticultural, 29 Drainage of London, the, 10

Galvano-plastic process, an improved, 240
Burn's Illustrations of Carpentry and Framing,” 199 Drains and water-courses, the clearing of, 363

Gardner's chaff-cutting machines, 42
Draughts and chess for the pocket, 248

Gas apparatus for heating test-tubes, 225
C.
Drawer-knobs and handles, improved, 94

Gas-burner, Hart's patent economizing, 92
Cable, Allan's Atlantic, 91, 238
Drills, Taylor's patent horse-hoes and, 92

Gaseliers, improved, 47
Cables, Cony beare's patent apparatus for laying submarine Drying buildings, &c., an improved method of, 43

Gaslight in railway trains, 46
telegraph, 93

Gas, Malam's patent portable apparatus for making, 363
Canada, decimal coins for, 187, 257

chambers, Hand's patent for, 127

, meters, 187
Canal boats, raising and lowering ships or, 26
Dwelling model, domestic, 368

the sale of, 231
Cannon, the French Emperor's, 305

Gauges, Johnson and Varley's improved pressure and
E.

vacuum, 74
Capstans and Windlasses, Wardill's improvements in, 316
Carbonic acid, sensation of heat caused by, 46

Eastern counties, notes from the, 18, 32, 48, 63, 80, 96, 112, Generating, superheating, and condensing steam, Cony.

128, 144, 160

beare's patent apparatus for, 172
Carpenter and joiner's assistant," "The, 30, 345

Generation, spontaneons, 94
Carpentry and Framing,” Burn's "Illustrations of, 199

railway, 268
Carriage, pedo-motive, 46

Educational"year-book for 1859," "The Literary and, 15, 72 Geographical Society, Royal, 251, 399
Carriages for the King of Prussia, 167

Edwards' (Mr. H.) improved pipe-stem or tube for smok- Geological Society of London, 267, 331, 379
Carter v. Cockhead, 400

Geologists' Association, 111, 171

ing, 74
Cartridge, new army blank, 176
Electrical apparatus, Baggs' improved, 78

Geometry of shipbuilding, laying-off, or the, 38, 70, 138,

186, 266, 349
Cartridges, Norton's submarine, 138, 193

experiments. 352, 367
Cartridge, the Enfield rifle, 256
Electric conductor, new, 74

Gibraltar, telegraph to, 400
Casting, Jobson's improved moulds for, 218

gun, Mr. Andrew Smith's, 200

Gilding textile fabrics, 46
Cast-iron arches, 200
“Electricity and the Electric Telegraph," Wilson's, 73

Glycerine manufacture, 32, 176
Cecconi's musical instruments, 240

Mr. A. Varley on, 216, 232, 254, 271

Gold separator, Colonel Fremont's, 240
Chaff-cutting machines, Gardner's, 42
Electric law, Bonelli's, 239

Gosling's improvements upon the Armstrong gun, 315, 348
Chambers, Hand's patent for drying, 127

light apparatus, Harrison's, 48

Gosport, the Cort foundry at, 25
“Chambers's Encyclopædia," 234

telegraph cables, Hall and Wells' improved, 300, Gossip, our weekly, 176, 192, 208, 224, 240, 257, 272, 305,
Chandler and Oliver's steam plough, 9

351, 367

320, 337, 352, 368, 383, 400, 111
Chandler's improved machines for cutting hay and straw, Electro-magnetism, 208, 224, 321

Grates, Young's smokeless domestic, 157
Richmond and, 125

-physiognomy, 224

Greenwich, representation of, 136
Charcoal, 31

Greenwood's improved steam boilers, 170

-telegraphy, progress of, 406
Cheese press, “ Delta's" patent, 347
Elongated rifled iron shot and shell, penetration by, 11

Griffith's patent chair-bath, 281
Chemical balance, new, 223
Embroidery by machinery, 251

screw propeller, 73, 177
Cherbourg, the naval arsenal at, 289
Enfield rifle cartridge, the, 256

o. Turner, 159
Chess and draughts for the pocket, 248

Gullick and Timbs' " Painting popularly explained," 30

» the, 225, 230, 205
China and Australia, telegraphs to, 283, 320
“ Engineering precedents for steam machinery," Isher-

Gun and projectiles, Serjcant Warry's improved, 270
Chromo-lithography, 138

wood's, 117

Gunboats, French, 382.
Chuck and lathe vice, 30
Engineers in Scotland, institution of, 216, 267, 296

Gun-making at Woolwich Arsenal, 268, 281, 330, 342, 400
Civil engineering," Conybeare's “Principles and practice of,

institution of civil, 108, 171, 174, 206, 207, 248, Gunnery, 239
345

251, 281, 313, 397, 399

Gunpowder, Fairbairn on, 231
of North America,” Stevenson's, 251

mechanical, 89, 313

on the nature of the action of fired, 360
Clark and Colburn's "Recent practice in the locomotive

of the Royal navy, 158, 176, 286

works, explosions at, 297, 319, 336
engine," 279, 344

Guns, Cunningham's non-recoil carriage for naval, 237

pocket-book for the year 1859," " Adcock's, 30
Clarke's “ Handbook of languages," 30

the association of foremen, 55, 110, 176, 239,

gun carriages, and ammunition, Whitworth's .im-
Clayton and Fearnley's apparatus for paying-out telegraph

313, 379

provements in, 285

Mr. Andrew Smith's electric, 200
cables, Moxon, 42

the South Wales Institute of, 297
Clifford's system of boat lowering, 235, 289, 305, 383 Engine, on a quick working power, 91, 121, 158, 190

Whitworth's rified, 192
Cloak, the druid, 111
Engines, Mr. Scott Russell's patent three-cylinder, 60

Gun, the Armstrong, 91, 105, 140, 159, 175, 239, 320, 335,
Clock, Cole's portable astronomical, 408
of war, destructive, 238

383, 400
Coal, machine, and shipping trades, current events in the England and France, the navies of, 39, 249, 264, 280, 377, 392

Guthrie's improved mainsail, 378
centres of the metal, 17, 18, 32, 33, 48, 49, 64, 79, England, v. Welsh coal, North of, 239

Gyroscope, optical experiments with the, 369
81, 95, 97, 111, 112, 128, 143, 159

English and French navies, the estimates of the, 249, 264, 280
North of England v. Welsh, 239
Engraving, improvements in, 231

H.
Coast defence committee, the, 305

Excess, the spherical, 31
Coinage, decimal, 337
Excursion round the world, a scientific, 192

Hair, artificial, 321
Coins, cracked, 272
Exhibition of inventions, 38, 89

Hale's improved war-rockets, 348
for Canada, decimal, 187, 257
Colburn and Clark's "Recent practice in the locomotive

Expansion of steam, hyperbolic construction for estimating Hall and Well's improved electric telegragh cables, 300,
the, 89

351, 367
engine," 279, 344
Explosions, unaccountable, 270, 286, 297, 319, 336

Hall's patent agricultural apparatus, 218
Cole's portable astronomical clock, 408

Hand labour, wood carving by machinery and, 63
Collars, improved horse, 92

F.

Handles, improved drawer-knobs and, 94
Colombo, the screw steamer, 401

Hands' patent for drying chambers, 127
Complete specifications, patents applied for with, 34,

49, Factory smoke, 155
Fabrics, gilding textile, 46

Harbours of refuge, 185
66, 130, 178, 194, 210, 226, 242, 258, 273, 289, 306, 322, Fairbairn (Mr.'w.) on gunpowder, 231

Harke's plough and pulverizer, 268
338, 369

Harrison's electric light apparatus, 48
Concussion fuzes, 42

improved modes of constructing the Hart's patent economizing gas-burner, 92
Conductor, new electric, 74

flues of steam boilers, 8

Hart v. Dacosta, 271
Conolly's rifle rest, 284, 304
Falmouth Docks and Harbour, 192

Hasting's “Transactions of the National Association," 250
Conservation of force, on the, 16, 27, 75, 107, 167, 185, 203, Fearnley's apparatus for paying-out telegraph cables, Hay and straw, Richmond and Chandler's improved ma-
Faraday, a defence of, 235

Hattersley's type-composing machine, 363
Congbeare's patent apparatus for generating, superheating,

Moxon, Clayton, and, 42

chines for cutting, 125
Feeder for steam boiler, 367
and condensing steam, 172

Heat, and actinism, light, 95
laying submarine tele-
Fencing for irrigation, tubular, 26

, caused by carbonic acid, sensation of, 46
graph cables, 93
Figian paper, 265

► the relative power of metals and alloy to conduct,
“Principles and practice of civil engineering,
File-cutting machine, patent, 369

279
Fincham's " Laying-off," 314
345

Hedley's “Who invented the locomotive engine ?" 73
Cord, Zahn's machine for making covered or plated twist
Fine arts, 11

Hennessy's “Liscourse on the study of science," 73
Fire-arms, Manceaux's metallic stocks for, 188

Hewitt's patent screw propeller, 381
Correspondents, Notices to, 16, 31, 47, 63, 95, 208, 224, 411
Fire-bricks, 279

Hills v. the London Gas-light Company, 400
queries and replies, 16, 47, 95, 127, 143, Fire-engine, Fowke's patent, 284

Hood's patent stable fittings, 76
159, 191, 240
new, 41

Hooks, Kynaston's life-boat, 239
Cort and his inventions in the manufacture of British iron, Fire-engines, steam, 154, 188

Shand and Mason's steam, 124

Horeau's scheme of sewerage, 106
the case of Henry, 22, 94, 102, 134

Horse collars, improved, 92
Fires in 1858, London, 153, 175, 191, 206
fund, the, 411

hoes and drills, Taylor's patent, 92
Fish, artificial parchment from, 193
foundry at Gosport, the, 25

railroads, 280
Cotton-gin, M'Arthy's, 193

Fishbourne (Captain) on the effect of the Armstrong gun rake, "Delta's" patent, 352
Couches for India, patent, 143

on naval architecture, 332, 343, 366, 409

Horticultural buildings, Sir Joseph Paxton's improved, 29
Crinolines, steel for, 192
Fishing requisites, 202

Hounslow explosion, the, 286, 336
Crushing apparatus, 30, 237

tackle, improvements in, 238

Houses, a plan for dwelling, 238
Cultivation of flax, the. 231
Flax, the cultivation of, 231

Hughes' (Professor) electric telegraph apparatus, 301
Flexible screw propeller, 381
Cunningham's non-recoil carriage for naval guns, 237

Humboldt, Alexander von, 312
patent topsails, 127, 256
Floating batteries, French, 143

Hyperbolic construction for estimating the expansion of
Floors, coverings for, 62

stcam, 89
D.

Flotilla, the Indus steam, 332
Flues, steam boiler, 31

1.
Deane-Harding revolver, the, 345

Force, on the conservation of, 16, 27, 75, 107, 167, 185, 203,
Decimal coinage, 337

283 Improvements in fishing-tackle, 238
coins for Canada, 187

Foundry at Gosport, the Cort, 25
Defence, Macintosh's system of national, 135

shipbuilding. 111
Fowke's patent fire-engine, 284

India, light-draught steamers for, 105
Delta's" patent agricultural implements, 394
Fowler's steam ploughing apparatus, 395

patent couches for, 143
cheese press, 347

France, the navies of England and, 39, 219, 264, 280, 377, steamers wanted for, 91
horse-rake, 352

392

the new patent law of, 287, 303
Designs for articles of utility registered, lists of, 82, 210, 290 Fremont's (Col.) gold separator, 240

Indian items, 46, 63, 79, 105, 159
356, 412 French floating batteries, 143

Indus steam flotilla, the, 332
“ Dictionary of Universal Information," Beeton & Sherer's naval affairs, 191

Inman, the late Dr., 142
314

navies, the estimates of the English and, 249, 264, Institution of Great Britain, Royal, 361
Dock at Port Louis, Mauritius, new, 142

280 Intention to proceed with patents, notices of, 20, 31, 49, 66,
Lenox's iron floating, 28, 47

patent law, 239

82, 98, 114, 130, 145, 161, 178, 194, 210, 226, 342, 258,
Docks and harbour, the Falmouth, 192

Furnace for the manufacture of iron and steel, Bessemer's 273, 289, 306, 322, 338, 353, 369, 385, 401, 412
n at East Greenwich, proposed, 31

improved, 317

Invention, priority of, 321

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Inventions and inventors of tools, 94

Mechanics' institution, the founder of the London, 63 Patents published, specifications of, 20, 34, 49, 66, 82, 98,
Captain Norton's, 126, 151
“Rankine's" manual of applied, 118, 136, 234

114, 130, 145, 161, 178, 194, 210, 226, 242, 256,
exhibition of, 38, 89
Melhado's apparatus for submerging telegraph cables,

274, 290, 306, 322, 338, 334, 369, 385, 401, 412
in the manufacture of British iron, the case of Arkell and, 157

sealed, weekly lists of, 20, 34, 49, 66, 82, 98, 114,
Henry Cort and his, 22, 94, 102, 134
Men-of-war, the steam power of, 346

130, 145, 161, 178, 194, 210, 226, 242, 258, 254,
premiums for, 25
“Mental Arithmetic," Reid's, 377

290, 306, 322, 338, 354, 369, 385, 401, 412
Inventor, an unrewarded, 158
"Mersey" steam frigate, the, 207, 208

Patridge's apparatus for superheating steam, 47
Iron and puddled steel, wrought, 174, 200
Mersey wrought-iron gun, the great, 224

Paxton's (Sir Joseph) improved horticultural buildings, 29
steel, Bessemer on the manufacture of malleable, Metal aluminium, the new, 190

Paying-out machinery, the Atlantic, 288
397, 406 coal, machine, and shipping trades, current events in Peculation is prevented at the Royal Mint, how, 360
Bessemer's improved furnace for the manu-

the centres of the 17, 18, 32, 33, 48, 49, 64, 79, Pedo-motive carriage, 46
facture of, 317

81, 95, 97, 111, 112, 128, 143, 159 Percussion caps, Pursell, 193
coated ships, 11
Metals by rotation, dividing, 236

Permanent way of the Madras Railway, the, 251, 281
dwelling-houses, a plan for, 238

to conduct heat, the relative power of, 279

Phillips's improved slide-valve, Dodd and, 106
floating dock, Lenox's, 28, 47
Metropolitan board of works, the, 238

Photography, the uses of, 321
making process, Bessemer's, 286
Micro-electric telegraph, the, 126

Physiognomy, Electro, 224
Maudelay's improved furnaces for manufacturing, 28 Micro-photography, 200, 240

Pig-iron trade, the Scotch, 64
Midworth's improvements in threshing and dressing Pipes, new mode of joining, 248
shot and shell, penetration by elongated rifled, 11
machines, 138

paper water, 289
» steamships for the navy, the new, 296
Military and other tents, on, 201, 220

Pipe-stem or tube for smoking, Mr. H. Edwards' improved,
the case of Henry Cort and his inventions in the manu- Millboard, &c., Whiteley's apparatus for making, 76
facture of British, 22, 94, 102
Mills, Esq., the death of George, 55

Plough and pulverizer, Harke's, 268
trade of the north, the, 91
Mills for grinding, Averill's, 202

Chandler and Oliver's steam, 9
Irrigation, tubular fencing for, 26
Mill's “Liberty” 376

Ploughing apparatus, Fowler's steam, 395
Isherwood's "Engineering precedents for steam machinery," Mint, how peculation is prevented at the Royal, 360

Plymouth Great Western Docks, 177
iiz
money making at the Royal, 375, 391, 405

Pocket-books and porte-monnaies, improved, 89
J.
rapid money-making at the, 216

Poetry of the Armstrong Gun, the, 240
the Royal, 143

Polarized light, 239
James's improved band-saw machines, Powis and, 173
Model domestic dwelling, 368

Porte-monnaies, improved pocket-books and, 89
Jetty for the British, Irish, and Foreign Steam Packet Money making at the Mint, rapid, 216

Port Louis, Mauritius, new dock at, 142
Company, new, 55

· Royal Mint, 375, 391, 405

Portsmouth Railway, direct, 94
Jobson's apparatus for crushing and sisting, 237

Moxon, Clayton, and Fearnley's apparatus for paying-out Power-engine, on a quick-working, 91, 121, 158, 190.
improved moulds for casting, 218
telegraph cables, 42

Powis and James's improved band-saw machines, 173
Johnson and Varley's improved pressure and vacuum
Muirhead's “ Life of James Watt," 278, 314

Premiums for inventions, 25
gauges, 74
Musical instruments, Cecconi's, 240

Press perversion, 29
Joiner's assistant," "The carpenter and, 30, 345

wheel rollers, 256
Joining pipes, new mode of, 248

N.

Printing from engraved plates, Mr. H. Bradbury's new
Nalder v. Clayton and another, 272

• method of, 257
K.
National Association," Hastings', "Transactions of the, 250

Prisley's street lamps, 193
life-boat institution, the, 79, 253

Proceedings, parliamentary, 103, 119, 136, 152, 170, 187, 199,
Kane, (Dr.) Monument to, 75
Natural History," " Routledge's illustrated, 235

216, 235, 247, 407
Keels of vessels, sails and, 261
Naval affairs, French, 191

Projectiles, Sergeant Warry's improved gun and, 270
Knowledge, the taxes on, 264

architecture, Captain Fishbourne on the effect of the

Provisional protections, 19, 33, 49, 65, 81, 97, 113, 129, 144,
Kynaston's life-boat hooks, 239, 305, 383

Armstrong gun on, 332, 343, 366, 409

160, 177, 193, 209, 226, 241, 258, 273, 289,
, architecture, the theory of, 22, 56, 103, 120, 168, 217,

305, 321, 337, 353, 369, 381, 400, 411
297

registrations, 82, 210, 290

Prusei's
science, Sir John Pakington on, 184

percussion caps, 193
Ladies, machinery for the, 47
“Naval warfare with steam," Sir Howard Douglas on, 13

Prussia, carriages for the King of, 167
Lamb and White's life boats, 193, 268
Lamps, Prisley's street, 193

Navies of England and France, the, 39, 249, 264, 280, 377, 392 Pulverizer, Harke's plough and, 268
Lancaster's breech-loading rifle, 13, 265

the estimates of the English and French, 249, 264, 280 Pumps, Roberts's and Downton's ships', 44
Navy, our steam, 152

Suffield's improved ships', 12
Land, a new plotting scale for surveying, 207

screw propulsion in Her Majesty's stcam, (see
Languages," "Clarke's handbook of, 30
supplement)

Q.
Lardner, (Dr.) the death of, 312

the engineers of the Royal, 158, 176, 286
Latham's “ Construction of wrought-iron bridges," 72

the new iron steam-ships for the, 296

Quick-working power-engine, on a, 91, 121, 158, 190
Lathe for re-turning railway wheels, 380

the United States', 59
vice, an improved lathe cluck and, 30
Navy's rejoinder to Lord Clarence Paget, the Surveyor of

R.
Law cases, 63, 159, 208, 239, 271, 336, 368, 399

the, 248
Laws, the tonnage, 169
Normand's improvement in screw ships, 282

Rafts, Captain Raymond's life, 74
"Laying Off,” Fincham's, 314
Normandy's patent marine fresh-water apparatus, 77, 88

Raft shipping, 47
or the geometry of shipbuilding, 38, 70, 138,
North, the iron trade of the. 91

Railroads, horse, 280
186, 266, 549 Norton's (Captain) fuze, 238

Railway and canal bills, 121
Lead, Mr. Phillips on the metallurgy of, 281

liquid fire-shells, 305

communication in Turkey," Sir Macdonald Ste-
Leathers, vegetable, 378

rifle bullet, 95, 107, 126, 127, 151, 257

phenson, 110
Leetch's breeck-loading rifled small arms, 408

subinarine cartridges, 138, 193, 257

direct Portsmouth, 94
Lenox's iron floating dock, 28, 47

registered shawl, 63

trains, gas-light in, 46
"Liberty," Mill's, 376
Norton v. Nicholls, 336

work of the session, the, 142
Liebig on sewage, 72
Notes from Scotland, 113, 128, 144, 160

Rankine's "Manual of Applied Mechanics," 118, 136, 234
Life, expectation of, 127
boat institution, the national, 79, 253

the eastern counties, 18, 32, 48, 63, 80, 96, 112, Raymond's (Captain) life rafts, 74
128, 144, 160

Redl's cone telegraph for the navy and war departments,
Life-boats, Lamb and White's, 193, 263

the south west, 48, 64, 80, 96, 112, 128, 144, 160

269, 282
Light, beat, and actinism, 95
Notices of intention to proceed with patents, 20, 34, 49, 66,

Reeve's patent revolver, 345
Liquid-fire shells, 263, 305
Literary and educational year-book for 1859, the, 15, 72

82, 98, 114, 130, 145, 161, 178, 194, 210, 226, 242, 258, Reform, patent law, 142
273, 289, 306, 322, 338, 353, 369, 385, 401, 412

Refuge, harbours of, 185
» philosophical socie:y, Manchester, 54, 78, 111,
Notices to correspondents, 16, 31, 47, 63, 93, 208, 224, 411

Regina v. Bond, 208
207, 231, 251, 297, 331
Novello-craft and the Velocivane, the, 362, 384

Registered, lists of designs for articles of utility, 82, 210,
Lithography, 268

290, 356, 412
Locomotive engine," Clark and Colburn's, “Recent practice

0.

Register for vehicles, 281
in the, 279,314
Observatory in Algeria, 60

Registrations, lists of provisional, 82, 210, 290, 356, 412
Locomotive engine,” Wilson's, “Who invented the, 73
Logarithms," Sang's, “Five-place, 30
Oliver's steam plough, Chandler and, 9

Reid's “Mental Arithmetic,” 377
London, fires in, 1858, 132, 175, 191, 206
Optical experiments with the gyroscope, 368

Revolver, Reeve's patent, 345
mechanics' institution, the founder of the, 63

stereoscope, 368

The Deane-Harding, 345
Ordnance, new committee on naval, 151

Rhodes' " Tents and tent life," 234
the drainage of, 10

Richmond and Chandler's improved machines for cutting
Lowering ships' boats, 239, 305, 383, 398

P.

hay and straw, 125

Riflc bullet, Captain Norton's, 95, 107, 127, 257
M.

Paget, the Surveyor of the Navy's rejoinder to Lord Lancaster's brecch-loading, 13, 265

Clarence, 248
Machine, and shipping trades, current events in the centres

rest, Captain Connolly's, 284, 304
“Painting popularly explained,” Gullick and Timbs', 30

shot, 59
of the metal, coal, 17, 18, 32, 33, 48, 49, 64, 79, 81, 95, Pakington (Sir John) on Naval Science, 184

the Enfield, 225, 230, 265
97, 111, 112, 128, 159 Paper duty, the repeal of the, 271

the new breeeh-loading cavalry, 57
Machinery for turning, 189, 205

making, materials for, 331

Rifled small arms, Leetch's breech-loading, 408
the Atlantic paying out, 319
Machines, Brussaut's weighing, 122

, papier mâché, &c, specifications of patents for the Rifles, Government, 237

manufacture of, 279
Powis and James's improved band-saw, 173

Rig for ships of war, Captain Schomberg's improved, 365
water-pipes, 289

Rigging vessels, Webster's method of masting and, 26
Wheeler's patent washing, 90
Macintosh's system of national defence, 135
Paramatta, the royal mail steamer, 382

Roberts's and Downton's ships' pumps, 44
Parchment, artificial, 193, 305, 337
Macnce and others v. Nimmo, 239

Rollers, press wheel, 256
Paris Notes, 46

“ Routledge's Illustrated Natural Histery," 235
Madras railway, the permanent way of the, 251, 281 Parliamentary proceedings, 103, 119, 136, 132, 170, 187, 199, Russell's (Mr. Scott) patent three-cylinder engines, 60
Mainsail, Guthrie's improved, 378

216, 235, 247, 401
Malam's patent portable apparatus for making gas, 363 Patent law amendment Bill, 199
Mallet's "Military and naval uses of large shells," 73
» French, 239

8.
Malta, telegraph to, 400
Mancaux's metallic stocks for fire-arms, 188

of India, the new, 287, 303
reform, 142

Sails and keels of vessels, 264
Manchester literary and philosophical society, 54, 78, 111, marine fresh-water apparatus, Normandy's, 77, 88 Sang's “ Five-place logarithms," 30

207, 231, 251, 297, 331 Patents, abridged specifications of, 20, 34, 50, 66, 82, 98,
Manufacture of British iron, the case of Henry Cort and

Saw machines, Powis and James's improved band, 173

114, 130, 145, 161, 178, 194, 210, 226, 242, 259,
his inventions in the, 22, 94, 102, 134

Scale for surveying land, a new plotting, 207
Map of England and Wales, 225

274, 290, 306, 322, 338, 351, 370, 385, 401 Schomberg's (Captain) improved rig for ships of war, 365

applications for (see " Provisional protections")
Marine engine-room telegraphs for H. M. navy, 343, 383

Science, Sir John Pakington on naval, 184

applied for with complete specifications, 34, 49, Scientific Progress in Australia, 40, 87
fresh water apparatus, Normandy's patent, 77, 88
MÄrthy's cotton gin, 193

66, 130, 178, 194, 210, 226, 242, 258, 273, 289, Scoffern's "New Resources of Warfare," 279, 303, 320
Mason's steam fire-engine, and Shand, 124

306, 322, 338, 369

Scotch pig-iron trade, the, 64
Masting and rigging vessels, Webster's method of, 26

on which the third year's stamp duty has been Scotland, institution of engineers in, 216, 267, 296

paid, 20, 34, 49, 66, 82, 98, 114, 130, 145, 161,
Maudslay's improved furnaces for manufacturing iron, 28

notes from, 113, 128, 144, 160

178, 194, 210, 226, 242, 258, 274, 290, 300, 322, Scotis patent apparatus for dressing, separating, and
Mechanical engineers, institution of, 89

338, 354, 369 385, 401, 412

cleaning seeds, 38

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Screw propeller, flexible, 381
Steam ploughing, J. H. Selwyn, on, 271

Tonnage laws, the, 169
Griffiths', 73, 177
power of men-of-war, the, 346

Tools, inventions and inventors of, 94
Hewitt's patent, 381
ships for the navy, the new iron, 296

Topsails, Cunningham's patent, 127, 256
the thrust of the, 363, 382

Sir Howard Douglas on naval warfare with, 13 Trials made with H. M. screw vessels of all classes, oficial
propellers, experiments with, 382

yachts, 321

tables of the results of, (sce supplement)
propulsion in Her Majesty's steam navy (see supple-

sloop "Icarus," II. M. sorew, 8

Tubular fencing for irrigation, 26
ment)

superheating, 105, 127

Tuck v. Silver, 336
ships, Normand's improvements in, 282
Steamer Paramatta, the royal mail, 382

Turning, machinery for, 189, 205
steamer “Colombo," the, 401
Steamers for India, light-draught, 105

Twist or cord, Zahn's machine for making covered or
vessels of all classes, official tables of the results of

wanted for India, 91
trials made with Her Majesty's (sce supplement) Steel, Bessemer on the manufacture of malleable iron and, Tyne piers, 216

plated, 204
Sealed Patents, weekly lists of, 20, 34, 49, 66, 82, 98, 114,

397, 406 Type-composing machine, Hattersley's 363
130, 145, 161, 179, 194, 210, 226, 242, 258, 274, 290, 306, for crinolines, 192

United service institution, 296, 332, 345
322, 338, 354, 369, 385, 401, 412

Spence's patent improvements in the manufacture of, United States' navy, tho, 59
Seeds, Scott's patent apparatus for dressing, separating,

302
and cleaning, 58

steamer “Windsor Castle," the new, 368
Select committee, the Woolwich, 303
tinplates, manufacture of, 82

V.
Selwyn (J. H.) on steam ploughing, 271

wrought iron and puddled, 174, 200
on telegraphic cables, 123, 155
Stephenson's " Civil engineering of North America," 251

Valve, Dodd and Phillips's improved slide, 106
Sewage, Leibig on, 72

(Sir Macdonald) railway communication in

Varley (Mr. A.) on electricity, 216, 232, 254, 271
Sewerage, Horeau's scheme of, 106

Turkey, 110

Varley's improved pressure and vaouum gauges, Johnson
Sewing machines, statistics of, 406
Stephenson,” Smiles' “Story of the life of George, 314

and. 74
Shand and Mason's steam fire-engine, 124
Stone, list of patents for preserving, 95

Vegetable, leathers, 378
Shell, penetration by elongated riiled iron shot and, 11 Straw, Richmond and Chandler's improved machines for

Vehicle register, 281
Shells for defending hilly countries, 320

cutting hay and, 125

Velocivane, the Novello-craft and the, 362, 384
warfare, incendiary, 270, 280
Street-sweeping machine, Tindall's patent, 60

Vessels, Webster's method of masting and rigging, 26
liquid fire, 265
Study of Science," Hennessy's “Discourse on the, 73

Vice, an improved lathe chuck, and lathe, 30
,"'Mallet's “Military and naval uses of large, 73 Submarine telegraph cables, Conybeare's patent apparatus
Shipbuilding, improvements in, 111

for laying, 93
laying-off, or the geometry of, 38, 70, 138,

w.

De Bergue's, 157
186, 266, 349

company, 401

War, destructive engines of, 238
on the Wear, 63

telegraphs, 410

Wardill's improvements in capstans and windlasses, 316
timber for, 318, 335, 337, 351
Suffield's engine-room telegraph, 107

Warfare, chemical agents for, 225, 305
Shipping Statistics, 24, 43, 71

improved ships' pumps, 12

incendiary shells for, 225, 270, 280, 805
trades, current events in the centres of the

marine engine-room telegraph, 169
metal, coal, machine, and, 17, 18, 32, 33, 48, Superheating and condensing steam, Conybeare's patent

naval, 399

Scoffern's work on new resources of, 279, 303, 320
49, 64, 79, 81, 95, 97, 111, 112, 128, 143, 159

apparatus for generating, 172
Ships' Boats," Clifford's “How to Lower, 235

with steam," Sir Howard Douglas on " Naval, 13
steam, Patridge's apparatus for, 47

War-rockets, Hale's improved, 348
improvements in screw, 282

105, 127, 320

Washing machines, Wheeler's patent, 90
iron-coated, 11

Surveyor of the Navy's rejoinder to Lord Clarenoc Paget, Water apparatus, Normandy's pateut marine fresh, 77
or canal boats, raising and lowering, 26

the, 248
Shoes, machinery for making boots and, 31

pipes, paper, 289
Shot and shell, penetration by elongated rified iron, 11

pressure machinery, Sir W. Armstrong's improved,

T.
rifle, 59

219, 236, 252

proof stuffs, 46
Sifting, Jobson's apparatus for crushing and, 237
Tables of the trials made with H. M. screw vessels of all

telegraph, 46
Silk, the production of, 47

classes, official, (sce supplement)
Slate's improved blast furnace, 204

works, the Bombay, 107, 170
the admiralty, 143, 152

Melbourne gravitation, 251
Slave's invention, a, 57

" Willich's Popular, 376

Watt monumental tower, the, 87
Slide valve, Dodd and Phillips's improved, 106
Taxes on knowledge, the, 256

Watt," Muirhead's “Life of James, 278, 314
Smiles! "Story of the life of George Stephenson,” 314 Taylor's patent horse-hoes and drills, 92

Wear, shipbuilding on the, 63
Smithfield club show, the, 7, 24, 41, 62
Telegraph apparatus, Hughes' electric, 301

Webster's method of masting and rigging vessels, 26
Smith's (Mr. Andrew) electric gun, 200

cables, Arkell and Melhado's apparatus for sub. Wedgwood statue, the, ill
"Squaring the Circle Solved," 235

merging, 157
Smoke, factory, 155

Weekly gossip, our, 176, 192, 208, 224, 240, 257, 272, 305,

Conybeare's patent apparatus for laying
Smokeless domestic grates, Young's, 157

320, 337, 352, 368, 383, 400, 411
submarine, 93

Weighing machines, Brussaut's, 122
Society, Manchester literary and philosophical, 54, 78, 111,

De Bergue's submarine, 157

Wells and Hall's improved electric telegraph cables, 300,
207, 231, 251, 297, 331

Hall and Well's improved electric, 300,
of Arts, 216, 232, 254, 271, 281, 297, 318, 320, 345

351, 367

351, 367 Wheeler's patent washing machines, 90
Bouth-west, notes from the, 48, 64, 80, 96, 112, 128, 144, 160

Moxon, Clayton, and Fearnley's appa-
Sovereigns, pumping, 48

Wheels, lathe for re-turning railway, 380

ratus for paying out, 42
Bpecifications of patents, abridged, 20, 34, 50, 66, 82, 98,

Whiteley's apparatus for making millboard, &c., 76

New, 141
114, 130, 145, 161, 178, 194, 210,

White's life-boats, Lamb and, 193, 268
for the nary and war departments, Redi's cone, Whitworth's improvements in guns, gun carriages, and
226, 242, 259, 274, 290, 306, 322,

269, 282

ammunition, 285
338, 354, 370, 385, 401
Telegraphic cables, 123, 142, 155

“Miscellaneous Papers on Mechanioal Sub-
published, 20, 34, 49, 66, 82, 98,

Selwyn on, 123, 155
114, 130, 145, 178, 194, 210, 226, Telegraphing, 'a novel method of, 256

jects," 110

rifled cannon, 192
242, 274, 290, 306, 322, 338, 854, Telegraphs for H. M. navy, marine engine room, 343, 383 Willich’s “Popular Tables," 376
369, 385, 401, 412

submarine, 287, 410
Specific gravities, measure of, 46

Wilson's "Electricity and the Electric Telegraph," 73
Suffield's marine engine room, 107, 169

Windlasses, Wardill's improvements in capstans and, 316
Spence's patent improvements in the manufacture of steel,

the Gibralta and Malta, 400

“ Windsor Castle," the new steel steamer, 368
302

the micro-electric, 126
tin and leaden plates, 63

Wood carving by machinery and hand labour, 63

to China and Australia, 283, 320
Spherical excess, the, 31

engraving, statistics of, 193
water, 46

Woolwich Arsenal, gunmaking at, 268, 281, 330, 342, 400
Spontaneous generation, 94

wires, Sir Charles Bright's patent insulators for

select committee, the, 305
Squaring the circle solved, Smith's, 235

overground, 364

Works, the metropolitan board of, 238
Stable fittings, Hood's patent, 76

“Tents and Tent Life,” Rhodes', 234
Statistics, shipping, 24, 43, 71

Wright's method of preventing boiler explosions, 318

on military and other, 201, 220
Statue, the Wedgwood, 111

Test tubes, gas apparatus for heating, 225
Steam boiler flues, 31
Thames graving docks, 331

Y.
Conybeare's patent apparatus for generating, super- " Things not generally known,” Timbs', 344
heating, and condensing, 172
Threshing and dressing machines, Midworth’s improve- | Yates' patent furnace, 94

Yachts, steam, 321
fire-engines, 154, 188

ments in, 138
hyperbolic construction for estimating the expan- Timber, extraordinary, 171

Year-book for 1859," "The literary and educational, 15, 72
sion of, 89

Young's smokeless domestic grates, 157

for ship-building, on, 318, 335, 337, 351
navy, our, 152

Timbs and Gullick's " Painting popularly explained ” 30
screw propulsion in Her Majesty's (see supple- “Things not generally known,” 314

z.
ment)

Tindall's patent street sweeping machine, 60
packet company, new jetty for the British, Irish, and Tinplates, manufacture of steel, 89

Zahn's machine for making covered or plated twist or
Foreign, 55
Tod, Esq., death of David, 84

cord, 204

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connected immediately with their own vocations. tion with the classification of the abridged speciMECHANICS' MAGAZINE. We need not go back to the days of Watt and fications of Patents, &c., which will be severally

ARKWRIGHT to prove this. Every day men are explained in their respective places. The price LONDON, FRIDAY, DECEMBER 31, 1858.

now studying and inventing things which lie of the Magazine is raised from 3d. to 4d., but we EDITORIAL ADDRESS.

more or less apart from their personal pursuits. do not for a moment anticipate that the slight

The best steam-plough yet produced, which is increase will, by any reader, be deemed a serious More than thirty-five years have passed since described on another page of this number, was drawback, or an unreasonable accompaniment of the First Number of thể MECHANICS' MAGAZINE invented by an engineer and farmer together. our enlarged efforts and expenditure. In conappeared, with its memoir of JAMES WATT-The late electrician of the Atlantic Telegraph clusion, we wish our readers a Happy New its dingram of two solemn bricklayers in a Company was a doctor in Brighton. The most Year, and request them to contribute to the diving-bell—its portrait of a winged enthusiast effective

cannon which the military man has yet happiness of ours by aiding us in circulating flying in the air, (downwards, of course) — its had given him, is the invention of Mr. W. G. this Magazine as widely as possible, that, as it cure for a cold - its Tantalus's cup, with ARMSTRONO, an hydraulic engineer of New- flourished before many of them were born, so a despairing Tantalus in it and its poetical castle. The standard work on Naval Gunnery, it may still flourish for the public benefit till Address to a Blacksmith on his birthday ! was written by a general. One of the latest they and we are no more. Very small and very crude was that first three- schemes for draining London was propounded penny sheet, with its sixteen pages only, poetry by a Judge. A novel mode of ship-construcincluded. But small and crude as it was, it tion is about to be produced by an eminent

STEAM BOILER CONSTRUCTION. proved to be the beginning of a publication constructor of marine steam-engines. It is Bacon hoped for an organ which should enable which has unquestionably exerted great influences undoubtedly true that professional men require all men to construct scientific truths as a pair upon modern science-has formed the model to be informed of what is new in their own pro- of compasses enables all men to construct for scientific journalists throughout the world - fessions ; but it is not less true that, for the circles. But, great as the progress of science and has now taken a novel form, only that it most part

, they desire also to be advised of what has of late been, we see no promise of any such may give a fuller development to the energy is being done in the professions of others. And organ. The chief part of those scientific truths which belongs to it. Nor was that first number it is well for the world that they do ; for many which are essential to the advancement of the the precursor of great literary influences alone. of the greatest improvements made in the arts useful arts, have to be produced by that cumFor in its pages Mr. ROBERTSON, its founder and manufactures are produced by men who brous and clumsy instrument—experiment. and editor, took the lead in the establishment step aside from their own occupations to make "Science moves, but slowly, slowly, creeping on from point of the London Mechanics’ Institution, and them. We have no apprehensions on this sub

to virtually of all those kindred instttutions which ject. On the contrary, we know that the And yet we have but little cause for complaint now abound in the land.

engineer will value us the more for our agricul- of this instrument. How much has it not done We, the present editors of the Magazine, tural machinery; the agricultural machinist for for us even during the present century, in refer unhesitatingly to these early triumphs, our manufactures; the manufacturer for our bringing steam, electricity, and a thousand since we had, of course, no personal participation ship-building; and men of science generally for natural products under our control, and subin them. It was our pleasure to succeed to its all of these.

servient to our uses? Steam-ships, railroads, control after it had grown in stature and We have a word to add upon the manage- iron bridges, and crystal palaces, are but a few come into favour. Nay, favour is a word that ment of the Magazine in its new form. We in- of the results attained by aid of it. And it is very imperfectly expresses the regard--we may tend to fully maintain our independence, and daily giving us new and valuable advantages. even say the affection—which many hundreds with it, we trust, our consistency. For some No man has laboured more usefully, or more of readers feel for the MECHANICS' MAGAZINE. cause or other, the scientific journals which do incessantly, on experimental subjects than Mr. To some few it is like an adopted child, to this are exceedingly scarce. We look to most FAIRBAIRN, and considering the awful destrucmany more it is as an old and favourite friend; of them in vain for a predominant unity of tion of life which boiler explosions have ocand we should be unworthy of the position we thought and purpose, from which alone the casioned, he never, perhaps, laboured to better hold were we insensible to the interest which reader can derive any real culture-any abiding purpose than when he made his late experiments such persons feel in it. We are, however, fully advantage. Such journals appear to be edited on the resistance of tubes to collapse. The sensible of it ; and it is upon the solid basis of by a staff of writers who are void of nearly all complete results of these experiments, in so far their esteem that we build our expectations of faculties but that of mutual contradiction. The as they were contributed to the Royal Society the future.

laws of science are repealed, perverted, restored, during the present year, are now, by the courtesy All the friends of the Magazine were of late, and abolished at will by them. We find the of the author, before us. On another page we however, agreed in believing that the time had | Atlantic Cable crack at the bottom of the sea have given, in his own language, the practical come when a change in its form and size was one week because of the intense cold, and melt application of these results to the construction eminently desirable. Its page was too contracted there the next because of the boiling heat. This of boilers. The article noeds no commendation for the engravings of many modern machines, week a plough answers admirably on account of to practical men. The experiments were inand its literary department afforded insufficient its lightness-next week it is superior to all stituted for the purpose of improving our knowscope for all the demands of modern science. others on account of its great weight. In one ledge respecting the forms of construction best A want of a weekly scientific paper, handy in number a ship steams at 15 knots because she calculated to sustain those high pressures of size, copious in information, and sound and re- is down at the head in the next she steams at steam which have lately been rendered necesliable in its teachings was felt; and we were the same rate because she is by the stern. Now sary by the general desire to economise fuel, looked to as the most proper persons to supply all this or rather, all of which this is a dis- and to extend the expansive principle; the the want. We have undertaken the task guised representation - is exceedingly absurd resort to these pressures having been folcheerfully, and the mere preliminary announce- and injurious. The laws of science are fixed, lowed by numerous and aggravated explosions. ment of our intention in the matter has brought and those who undertake to expound them The worst of these have resulted from the coluz so much support that our success is already should not prevaricate. We know that perfec- lapsing of the internal flues, which have been assured. We hope and believe that this first tion is not possible of attainment in dealing with largely adopted, and the number of which lato number of our New Series will confirm our the varied facts to which experience daily gives experiments at Sheerness Dockyard will tend to present friends in their friendship for us, and rise ; but we shall, on our own parts, feel it due increase. It has been the habit of engineers to bring us many new ones.

to the public to prefer even silence to false and form these flues of boiler plate, riveted with It will be observed that to our title of Me- doubtful comment.

simple lap-joints into cylinders; and these were CHANICS' MAGAZINE, which is not, in the pre- We have another word to add to corres- considered to be of equal strength-when of the sent day, a perfectly definite designation, we pondents. From these we shall be most happy same material, diameter, and thickness-whathave appended a sub-title, viz

. : "Journal of to receive whatever they may please to send us, ever their lengths. It is perfectly reasonable Engineering, Agricultural Machinery, Manufac- but we shall exercise our right

of rejection

more to suppose this, if the cylinders be unsupported tares and Shipbuilding." This has been done severely than heretoforo. It unfortunately at their ends; but, it is equally reasonable to with a clear and settled purpose, which, though happens that some of our best men write very suppose that where their lengths are short and it may not be evident to some readers, we need little, and some of our worst very much. This variable

, and their extremities held by rigid not here mention. Some gentlemen have, how- is an evil to be deplored; but our duty, as supports, their strengths would vary materially. erer, predicted our want of success because of cditors, is plain. We cannot sacrifice the In some experimental tests to prove the effithe number of the branches of practical science patience of thousands of readers for the sake

of ciency of some certain boilers, Mr. FAIRBAIRN which we thus embrace. But very close obser- gratifying one frivolous or mistaken writer. On had some misgivings as to the strength of the vatim has shown us that this prediction is based the other hand, for really useful communications internal flues to resist a force tending to colUpci a fallacy. It is a very great mistake to we shall at all times tender our best thanks. lapse them. In these experiments it was found that

We have several improvements in that flues 35 with les seientific reading exclusively to subjects the details of the Magazine, chiefly in connec-1 siderable less force than others of similar con

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