Bookbinding, Hancock's caoutchouc, 110,
215

Nickel's and Collins's cement,
215
Boomarang, the Australian, 89
Boot and shoe trade of England and France,

217
Bouth's railway carriage couplings, 297
Botanic gardens, new, 32
Bramah's patent locks, 71; experiments on

cast-iron, 334, 343
Bramah and Richardson's rotary steam

engine, 184
Brande, Professor, on Harper and Joyce's

stove, 147; lecture on steel, 430
Brayley's lecture on the atmosphere, 444
Bread making without yeast, 90
Bread-paste, casting medals, &c. in, 376
Brewster, Sir D., on reflected light, 322,

324 ; experiments on light-painting, 432
Brick-making machine, Terrason's, 61;

Jones's, 192; Marquis of Tweedale's, 224
Bricks, duty on, 224
Bricks and brickwork, Godwin on, 202
Bridge at Pesth construction of a, 112

floating, Rendel's, 14, 344

suspension, Dredge's, 53. See Sus-
pension bridye.
Bridges, notices of various, 344
British-Association, report of 7th meeting,

88; character of the mathematical section,

244 ; meeting of, at Birmingham, 432
Brocken, the spectre of the, 324
Bronzing casts, &c., modes of, 94
Brunel's, Mr., sen., prize drawings of Thames

Tunnel Shield, 333
Brunel's, Mr., jun., railway system, 265, 297,

301
Buildings, preserving, 169, 208, 285
Buoys, life saving, 64
Burns's bookbinders press, 109

C.
Camera obscura, photogenic, 327, 350, 454
Canal, Danube, and Maine, 128
Canal-boat propeller, Ericsson's, 281, 336,
430, 432

M'Gauley's, 224
Canal-boats, on the speed of, 326
Canal-lifts, Green's, 13
Candles, imitation wax, 288
Cannon and irortar combined, Penny's, 113,

179
Cannon-locks, percussion, 31
Caoutchouc, Cocks’s machine for making
blocks of, 1

Dr. Ure on, 425
Caoutchouc-bookbinding, Hancock's, 110,

215
Caoutchouc-life-preservers, Mackintosh's,

151
Carlisle's, Sir Anthony, experiments in

photogenic drawing, 328. And see Pho-
togenic Drawing.

Carriage, railway. See Railway Carriage.
Carriage springs, Morton's patent, 381
Carson's, Dr., patent mode of slaughtering

animals, 270, 283
Carter's prize chronometers, on, 358, 412,

432
Casks, new mode of cleansing, 31
Cast iron. See Iron.
Casting iron and copper, effects of moisture
in, 142, 327, 339

moulds of coins, &r., in plaster, wax,
sulphur, glue, and bread, 375
Catoptrics, what, 322
Caveat, on the nature and purpose of a, in

relation to patents, 436
Chandos-street fire-engine s'ation, 305
Chanter's and Co.'s, smoke consuming

furnace, 27, 240; patent stove-grate, 257
Charcoal fuel, Harper, and Joyce's patent,

146, 167
Charcoal turf, uses of, 373
Cheverton, Mr. Benjamin, on the resistance

of the atmosphere to railway speed, 244;
on taking impressions of different sizes

from one plate, 424
Chelsea water works filtering beds, 80, 155
Chimney, Muspratt's high, 159
Chimney-sweeping-machine, Walker's, 101
Chinese mode of bronzing copper, 95
Chronometer premiums, on the awards of,

358, 412, 432.
Chubb's detector locks, 71
Cistern ball valves, Crockford's, 281
Civil Engineers, English and French, 245

Institute of, Report for
1838, 333; Transactions of, review of,

343
Civil-engineering in America, Stevenson's,

57, 213
Civilization, progress of, 207
Claridge's asphaltum pavement, 236, 239
Clias's, Capt., swimming machine, 340
Clock with invisible works, 66, 84, 85, 101,

176, 194, 208
Clocks, long going, 272
Cloth-binding of books, 110
Coach stopping signals, 413, 459
Coad's smoke consuming furnace, 27
Coal, kinds of, used in Great Western,
114

consumption of, in Cornish engines,
343
-, artificial, Kingston's patent, 108
Coal-dust, caked, for fuel, Oram’s, 365
Coal-mines, Nova Scotia, 47, 114

-, gas works at, 29
Coathupe, Mr. C. T. on a good gun, 252
Cochrane's many chambered gun, 90
Cocks's machine for making India rubber

blocks, 1
Coffee-pot, steam fountain, 90
Coles's patent friction wheel railway car-

riages, 8, 230

Firing-beds, Chelsea, 80
ire-brigade, 318, 404
Fire-engineering, British and Foreign prac-

tice of, 4, 41
Fire-engine, ancient, 7, 115
Fire-engine-establishment, London, 304,

318, 404, 450
Fire-escape-ladders, French, 248

break joint for, 397
Fire-escapes, on various, 2, 4, 28, 43, 51,

272, 304
Fire-extinguishing squirts, ancient, 116
Fireman, compliment to a steam-engine, 47
Fire-preventive Company, 318
Fireproof-house, Banker's, 51

paint, Paimbouf's, 125

cement, Davies's, 318
Fires in 1838, Mr. Baddeley's report on,

306; remarks on, 404; reply to, 451
Flax dressing macbinery, new American, 384
Flemish bond brickwork, 204
Flints for guns, manufacture of, 238
Floating bridge, Rendel's, 14, 314
Flour, new mode of preserving, 336
Food, killing animals for, Dr. Carson's mode
of, 270, 282

human, theory of, 36, 67, 105, 131,
230
Fontainemoreau's, M. Lecomte de, patent

modes of zincing metals, 366; improve-

ments in wool combing, 400
Ford's fire escape, 3
Foundations, artificial, Davy, on, 60
Fresnel's concentric wick lamp, 399
Friction of machines, value of, 21

on railways, value of, 266, 297, 300,
301, 362

of steel and cast iron, 22
Friction-wheel-carriages, Coles's, 8, 230
Frodsham's, Mr., prize chronometers, 359
Fuel, turf, for steam engines and iron smelt-
ing, 373

progressive discoveries of, 36
Williams's peat, 16, 92, 108,375
Kingston's patent, 108 ,
Oram's patent, 365

steam boat, 16, 36, 47, 114
Fulminating powders, 335
Fulton's torpedos, 181
Furnace. See Smoke consuming.

G.
Galloway's patent paddle wheels, 162
Galvanic-battery, Daniell's, photogenic pic-

tures by light of, 432
Galvanic-telegraph, Wheatstone's, 48
Galvanization of metals, 36, 39, 240; de-

scription of the processes, 366
Gas-holder-counterbalance, Macrae's, 353
Gas-lamps, lighting by electricity, 407
Gas-lighting, progress of, 208

-, new mode of, 47
Gas-making, power produced in, lost, 57
Gas-meters, mode of reading off, 250

Gas-pipe making, machinery, Whitehouse's

patent, 235
Gas-pipe-joints, Lambert's patent, 355
Gas-stove, Cutler's, 105
Gas-works, suburban, 29
Gases, generation of, in casting iron, 142,

327, 330
Gates, the Sultan's new grand, 273
Gaudin's new lights, 96, 112, 209
German scientific association, 88
Gilman and Sowerby's method of consuming

smoke, 69
Gladstone's patent windlass, 433
Glasgow and Greenock filtering apparatus,

155
Glass, watch with works of, 272
-, new mode of cleaning, 304

improved crayons for drawing on,
304
Glass-gunpowder, Hall's, analysis of, 334
Glue, mode of casting in, 376
Godwin on bricks and brickwork, 202
Gold-ink, mode of making, 376
Gold-mines in Egypt, 192
Gorgon engines, Seawarıl's, 167, 448
Goring's, Dr., achromatic microscope, 188
Gun, essent al qualities of a good, 197, 252
Granite planing machine, Poland and Blos.

som's, 148
Grate, Jeffrey's pneumatic, 417
Gray, Mr. John, on the education of den-

tists, 276, 325
Great Western canal lists, 13
Great Western steamer, 47, 59, 114, 432
Green ink, mode of making, 376
Green's, Mr., canal lifts, 13
Gregory, Dr. O., presentation of plate to,

207
Grotto del Cane, fatality of, 148
Gun-flints, manufacture of, 238
Gunpowder, exploding under water by elec-

tricity, 480
Gunpowders, various, chemical examinations

of, 334, 382
Gurney's oxy-oil lamp, Faraday's lecture

on, 398

Gymnotus, electric power of the, 288

H.
Hall's, Mr. Samuel, steam condensers, 27 ;

smoke consuming furnace, 27, 106
Hall's, Messrs., glass gunpowder, analysis

of, 334
Hall, Lieut., patent oblique paddle wheel,

401
Hancock's, Nr. Walter, steam carriage in-

ventions, 8, 80; steam boiler, 27; esti-
mate of steam carriage establishment from

London to Birmingham, 278
Hancock's, Mr. William, caoutchouc book-

binding, 110
Hanshard's mode of weaving wide velvets,

352
Harper and Joyce's stove and fuel, 146, 167,

186, 258, 304

Hartz mines, machine for raising miners,

46 ; cradle of railroads, 80
Hawkshaw's, Mr., report on Great Western

railway, 265
Heat, light, and air, action of, 171
Heat, Mr. Wigney, on the theory of, 73

Rumford and others experiments on,
139

new experiments on action of, 294
apparatus to ascertain, of iron, 438

latent, of vapour, apparatus to ascer-
tain, 446, 459

specific, of vaporization, 461
experiments on, of fluids, 462

rate of impartation of, to water, 462,
464

imparted by contact of air, 463
effect of, on copper, 465

effects of, on iron, 472, 476
Heaton's toothed gear stem engines, 30
Heineken, Rev. N. S., transit instrument,

97; parallel rule, 99; telescope micro-
meter, 100; improvements in the electric
telegraph, 100
Herapath and Cox's improved mode of tan-

ning, 234, 457
Hinges, Hedge's double centered, 149
Holebrook's patent feathering paddle wheels,

162; shifting paddle wheel, 385
Horse power carriage, Dietz's, 80
House moving in America, mode of, 11
Huddart's rope machinery, 333
Humphrey's mode of connecting machine-

bands, 291
Huskisson, erection of monument to, 112
Hydraulic counterbalance, gas-meter, Ma-

crae's, 353
Hymalayas, anomalies of the, 174

I.
India rubber. See Caoutchouc.
Indelible writing paper, offer of reward for,

112
Ink, Stephens's patent writing, 149

- black, manufacture of, 303
In's metallic, modes of making, 376
Insurance company, railway, 127
Iron, apparatus for testing tenacity of, 17 ;
and see Steam Boiler Materials.

table of strengths of, 18
new mode of hardening, 48

cast, Bramah and Tredgold's experi-
ments, 324, 343
-, zincing, processes of, 366, 406

-, hot and fused, effects of contact of
water with, 112, 327, 339
-, uses and qualities of, 432

apparatus to ascertain specific heat
of, 438

effects of great heat on, 472, 475
-, filed, mode of making, 470

steam boiler, strength of at ordinary
temperatures, 468 ; methods of manufac-
turing, 469

Iron and steel, Brande's lecture on, 430
Iron-frame-roads, 228, 254, 275
Iron sailing ship Ironsides, 416
Iron-smelting, economy of fuel in, 272 ;

with turf fuel, 373
Iron-steam-vessels, portable, 31 ; and see
Steam Vessels.

for America, 176.
Iron-vessels, compass in, 64
Iron-works in America, 24
Italian scientific a sociation, 159
Iver M'Iver's solution of question in

spheries, 341
Iveson's smoke consuming furnace, 33, 63,
68, 106

J.
Japanese dancing figures, 321
Jarvis, Mr. C. G., on cylindrical boilers,

28, 39; methods of finding the curves of

the teeth of wheels, 102, 170
Jeffrey's, Mr. Julius, patent pneumatic

grate, 417
Jennings's steam boat signals, 304
Jetty at the London docks, new, 224
Johnson's, Professor, steam pyrometer, 121
Johnstone on mental and material pheno-

mena, 415
Jones's brickmaking machine, 192
Joyce. See Harper and Joyce.
Jackes's mode of voting by ballot, 168
Junius Redivivus on the construction and

management of iron and other steam-
boats, 35 ; on smoke consuming furnaces,
Jruman food, &c., 105; on road-making,

228
Keene's patent caoutchouc machinery, 2 .
Kiln-drying wheat for grinding, 255
Kingston's patent fuel, 108
Kircher's magic lantern, 323
Klaproth's experiments on steam, 138 ; and

see Steam.
Kollman's patent railway, 304, 380
Kreosote, uses of, 96
Kyan's anti-dry-rot process, 60, 336
Ladders, fire escape, French, 248

break-joint for, 397
Lancaster, notice of death of, 176
Lantern, magic, Kircher's, 323; Robert-

son's, 323
Lambert and Son's patent gas-pipe joints,

355
Lamp, Gurney's oxy-oil, 398 ; Fresnel's

concentric wick, 399; Beale's air and

vapour, 399, 416
Lamps, spirit, on various kinds of, 90
Lardner, Dr., on the resistance of the at.

mosphere, 244 ; Great Western Railway
experiments, 266, 297, 300, 301, 362 ; in-
struments for experimenting on railways

and railway carriages, 370
Latent heat, of vapour, experiments to ascer-

tain, 446, 459
Lawrence and Son's gunpowder, analysis of,

334

Lead, soldering, new mode of, 480
Leather, dressing, Herapath and Cox's im.
proved, 234, 457; and see Tanning.

French and English, 218
Leather water-hose, Van der Heide's, 115
Legs for steam-propelling carriages, 411
Life-boat, caoutchouc, 151
Light, experiments on, M. Soliel's, 302

drawing by the action of. See Pho-
togenic-drawing.

and air, action of, 171
Lighthouse, reciprocating, Smith's, 344
Lighthouses on sands, Mitchell's, 378
Lighthouse-lamp, Gurney's, 398
Lighting, Gaudin's new modes of, 96, 112
Liquids, experiments on heating and cool-

ing, 461
Lithographic stone quarry, 95
Liverpool, American steamer, 63, 92, 111,

207
Lock, Deane's improved, 39, 70
Locks, on the security attainable by, 70 ;

Barron's, Chubb's, Bramah's, Russell's,

Riddle's, 71
Locomotion on common roads. See Steam.

carriages.
Locomotives, Frontispiece, and see Steam-

engine, locomotive.
London fires in 1838, Mr. Baddeley's report

of, 306 ; remarks on, 404 ; reply to, 450
“ Lucarsolace,'' a treatise, 6, 115

M.
Maceroni, Colonel, on the manufacture of

silk-worm gut, 55 ; objections to Penny's
cannon, 179 ; on the essential qualities of
a good gun, 197; on road-making, &c.,

253, 274
M'Gauley's canal-boat propeller, 224
Machine bands, Humphry's improved mode

of connecting, 291
Mackinnon's, Mr., Patent Law Amendment

Bill, 351, 416
Macnamara's patent pavement, 254
Macrae's gas-holder counterbalance, 353
Madrid, exhibition of industry at, 127
Magic, artificial and natural, 321
Magic-lantern, Kircher's, 323 ; M. Robert-

son's, 323
Magician's mirror, the, 323
Magnetic observations, expedition to make,

272
Magnetic-time piece, 66
Man, Field's experiments on the power of,

237, 292
Manufactures, comparative liability of, to

fire, 312
Manure, machine for depositing, with seed,

416
Maps, railway, Southampton, 48 ; Metropo-

litan, 128, 331
Marestier's report on American steam navi.

gation, 213
Mathematical questions and solutions, 137,

181, 233, 341, 364

Medal striking, Pistrucci's mode of, 288
Melloni's experiments on heat, 139
Mental and material phenomena, investiga-

tion of, Johnstone on, 415
Merryweather's fire-escape, 3
Metals, effect of contact of water with high-
ly heated, 138, 195, 294, 327, 339

preventing oxydation of, Craufurd
and Fontainemoreau's patent processes,
366; Elkington and Barratt's processes,

406
Metallic inks, modes of making, 376
Meteoric showers of November, 152, 206,

306
Metropolitan railway map, 128, 331
Microscope, achromatic, Dr. Goring's, 188

-, solar, 323
-, oxyhydrogen, 323

-, solar, photogenic, 348
Microscope-gnomemeter, Pritchard's, 189
Microscopic Illustrations, Pritchard's, 187
Miners, raising and lowering, plans for,

45, 46
Mirror, the magician's, 323
Mitchell's patent screw moorings for light-

house making, 378
Montgolfier's wooden paper, 48, 234, 260
Moorings, screw, Mitchell's patent, 378
Morgan's patent paddles, 162
Mortar and cannon combined, Penny's, 113,

179
Mott's patent parlour stove, 337
Mountain barometer, Sir J. Robison's, 51
Mousseline de laine manufacture, 80
Mule, Roberts's self-acting, 416
Murray's steam vessel speed register, 9
Musical notation, 160

N.
Nasmyth's method of consuming smoke, 69,

106
Nelson, Mr. J., solution of trigonometrical

question, 364
Nelson's opinion of steam navigation, 256
Nettle, Australian, specimen of, 447
Nicholai, launch of the steamer, 448
Nickel's and Collins's cement bookbinding,

215
Niepce's photogenic drawing experiments,

428
Nova Scotia coal mines, 47, 114
November meteoric showers, 153, 206, 307

0.
Oak, durability of, 240
Omnibus stopping signals, Rivington's, 413;

Holtzapffel's, 459
Oram's patent fuels, 365
Oxford-street experimental paving, 236,253,

275, 302
Oxley, Mr. J., on photogenic drawing, 329,

455
Oxydation of metals, preventing, 36, 39, 47,

240 ; description of Fontainemoreau's
zincing process, 366 ; Elkington and Co.'s,
406