,, preventing the retrogression of railway car- preventing steam-boiler explosion, 285 Architects, the Institute of British, 74, 89 Armour for plated ships, 319 ships, &c., Harris's, 400 Armoured ships, the speed of, 38 Armour's dies for drain-pipes, &c., 416 Armstrong and other guns, 354 and Whitworth guns, 355, 411 defective breech for great guns, 22, 61 gun, 123, 143, 184, 205, 243, 281, 292, 323, 329 the, construction of, by Scrutator, 205 Sir William, on his defence, 829, 355 Artillery experiments at Shoeburyness, 402 modern heavy, 395 Beacons, buoys, and lights, 228, 244, 262, 286 Bee stand indicator, by Shirley Hibberd, 235 Belt, a life, 366 Benson's high-pressure steam boiler, by J. J. Russell, 92 Binocular microscope, Wenham's, 317 Birch's plan for moveable river defences, 191 Birds, utility of, to farmers, &c., 433 Black Prince, the, 182 Blast furnaces, waste gas from open-topped, 399 " large, at Holywell, 35 pipe locomotive, 62 Blinkhorn's force pump and fire engine, 62 Blow pipe and regulator, for cylinder engines, 55 Boat lowering inventions, 11, 60, 61, 99, 130, 182, 320, 429 " 397 explosions, 63, 275, 255, 298, 303, 306, 314, 323, 338, ,, engines, improvements in steam, 95 Boiling point of different liquids, 367 Boot and shoe making by machinery, 86, 121, 193 patent wheel and axle, 219 Braidwood, the late Mr., 431 Breaks, for winding engines, Rollinson's method, 413 Breakwaters and harbours of refuge, 123, 153, 191, 255 Breech-loading cannon, Armstrong's, 22, 60, 188 Brayton's, 400 fire-arms and cannon, Gloag's, 161 Fitzgerald's, 337 guns, 395 Brick and tile machinery for moulding, 112 Chemistry of steel, 286, 323, 364, 871, 403, 418, 419 Cleaning and dressing grain, by J. Ashby, 897 Clifford, Chas., on boat lowering inventions, 13, 99 Coal mines, ventilation of, 9, 28, 192, 230, 261, 818, 879, 427 making machines, Bulmer and Sharp's, 482, 433 Colliery explosion, the Risca, 88 Briggs on resistance of cast-iron to internal pressure, 93, Colonies, cotton from, 346 explosions, 4 Colouring, electro chemical, 379 Colours, theory of three primary, 430 Combustion of wet fuel, by Prof. B. Silliman, 193 in rarefied air, by E. Frankland, F.R.S., 269 Britten's system of converting cast-iron smooth-bored Condensers, Pirotte's improved, 218 Congress, artistic, at Antwerp, 381 Copper for submarine electrical conductors, 377 Correspondence, 10, 28, 60, 78, 98, 116, 130, 146, 166, 183, 234 Cutting machinery, 301 Cylinder engine, blow pipe, and regulator, 55 D. cast-iron, Britten's system of converting, 28, 60, 78 rifled, 28 Cannons and fire-arms, Capt. Gloag's breech-loading, 161 Capillary attraction, 277 infiltration through porous substances, 382 Barnes, F. K., on new method of calculating the stability of Cartwright's improvements in steam-engines, 90 Barometer cases, Elliott's aneroid, 301 new form of, 117 Bath and West of England Agricultural Society, 878, 897 Baths, Roman, 63 Battery, floating bomb-proof, 165 Damper for copying letters, 336 Danger signal for railway passengers, 99 Davidson, Thos., on surface condensation, 214 Davis and Allan's apparatus for preventing steam boiler Davis's improvements for case hardening and softening metal, 287 printing and embossing machine, 284 Decay and preservation of stone, 73, 89, 100 Deep-sea lead, the descent of, 61 sounding machines, 10, 29, 33, 41, 44 Carriage railway, perfect safety, 219 " Cast-iron, resistance of, to internal pressure, 93, 159, 206, 254 Cement, Lark's improvements in grinding, 218 Defences of iron war-ships, 107 progress of, 281, 297, 313, 345, 861 its past, present, and future use, 190 Partridge's axles and axle boxes, 92 Patent laws, the, 62 United States, 166, 227, 231 Patents, abridged specifications of, 14, 30, 45, 64, 80, 102, on which the seventh year's stamp duty has been provisional protections, 17, 32, 48, 67, 83, 103, 119, sealed list of, 18, 32, 48, 63, 84, 104, 120, 136, 152, specifications published, list of, 18, 32, 48, 63, 84, for inventions, 2, 62 sacrificial, 229 Meyn's grass or moss harrows, 59 Mills and mill work, treatise on, 273 for grinding corn, improvements in, 114 Mines, a self-acting air trap-door for, 54 Miners' friend, the, 404 Mining machinery, Hunter's, 199 Minimum thermometers, 43 Patentees, caution to, 34 Pearls, 63 Percussion blasting cartridges, 117 Perpetuum Mobile, searches after, 274 Philosophical Society, Manchester, 108, 179, 275 99 works, reviews of, 12 Phosphoric acid, new method of determining, 29 sculptures, 367 Photography, its present position, 346 Piers of creosoted piles, by W. Bardwell, 265 Pipes, action of water on leaden, 63 Nasmyth's suction fan for ventilating collieries, 9, 26 Nature's distillations, 198 Naval architects and inventors, 20 " institution of, 33, 137, 155, 175, 202, 222 architecture and gunnery, by B. Adams, 10 theoretical, 50 theory of, 51 college, 238 novelty, a, 143 Prices current of metals, 18, 32, 48, 63, 84, 104, 120, 136, Printing and embossing machine, Davies's, 234 apparatus, Harrild's, 333 Proceedings of societies, 7, 28, 56, 142, 176, 202, 221, 237, national since, 1851, 383 of deep sea telegraphy, 281, 297, 313, 330, 345, 361 ordnance and maritime defence, by Commander Scott, Projectiles, Cochran's improved, 319 R. N., 291, 354 Science and Art Department, Government report on, 434 shields for resisting, 348 Sciences, Academy of, 101 Propeller, Crispin's improved, 218 resistance to, in air, 43 Propulsion, steamship, on, 252 Province of Laigon, the French, 404 Prussian blue and potash, improvements in the manufacture of, 180 for calico printers, 63] Puddling iron, 217 Pumps, Dodge's improvements in, 317 Roberts's, 115 Simpson's, 128, 417 Purchas's brakes for railway carriages, 235 Pyronome, a substitute for gunpowder, 319 Quartermaine, W., on elastic properties of the air, 13 popular indifference to, 13 Scientific jottings, 101 books, a list of new, 27, 53, 72, 126 societies, proceedings of, 6, 28, 56, 142, 176, 202, Scire Facias, refusal of a writ of, 411 Scott, Commander, on ordnance and defence, 291, 354 Screw propulsion, 139 Screws, nuts, and bolts, Horton's manufacture of, 267 Sea, the prevention of losses at, 105 Self-acting feed apparatus for steam boilers, 113 Session, the present, 85 Sewing machines, 101, 217 - Shades, Ransford's, supports for, 285 Shells for rifled ordnance, by Captain Norton, 292, 355 Martin's liquid iron, 401 Shields for resisting projectiles, 348 Shipbuilders' Association, Scottish, 275 Shipbuilding and steamships, 413 improvements in, by Captain Skinner, 205 Shipmaster's chart of compulsory pilotage, 237 " Harris's, 400 boats, apparatus for, 320 American, 247, 800 bottoms, cleaning, 276 Captain Halstead on, 196, 259 by D. G. C. Wallich, 394 Occhiombra, or eye shade, Calkin's, 349 Oil wells of America, 44 O'Halloran's knapsack and sporran for volunteers, 271, 289 Ovens, Weston and Price's improved baking, 40 Railway accidents, to prevent, 206 armoured, speed of, 38 Ships compasses, 177 " fouling of, 393, 421, 486 hydrostatic stability of, 176 iron-cased, 396 Sir Howard Douglas on, 183 logs, improvements in, 181 ocean and river service for, 254 -of-war, building, 254 on the speed of, by C. Atherton, 98, 116 pumps and steam fire engines, 73 stability of, by F. K. Barnes, 176 the construction of, by T. Moy, 238, 307 the war, defences of, 107 theory of rolling motion, by W. Froude, 288 Shoe and boot making by machinery, 86, 121, 192 Short time movement, the, 211 Shot and shell, Hales's improvements in, 111 Sight protector rifle, 202 Sights, telescopic, for rifles, 180 Signal, railway passengers', by J. Norton, 167 Silver, a substitute for, 393 Silvers' ebonite rifle sight protector, 202 Simon's petition, crown, 71 Simpson's gas indicator for mines, 126 pumps, 128, 417 Siphon electrometer, Tate's, 396 Sleigh, Captain Alderley's proposed plan of floating struc- tures for coastguards, 191 the chemistry of, 286, 323, 364, 371, 403, 412, 419 new theory of manufacturing, 323 on the composition of, 286 Steeling the surfaces of rails, axle bearings, &c., 400 Stones, paraffine a preventive of decay of, 100 why they decay, and how to preserve them, 85, 223 Stratford's improved fire-bars, 58 19 Velocipedes, Taylor's apparatus for lowering ships' boats, 320 Tax on industry, 284 Telegraph cables, 355 by G. Rhodes, 871 Ventilating collieries, new method of, by R. H. Hughes, 431 Vessels, double and single bodied, 276 iron, 387 the defence of, 254, 261 Viaduct, the Menangle, New South Wales, 335 sporran, or tourist's bag, 271 the rattan cane, 367 Company, Submarine, 372 intelligence, 418, 428 in Russia, 333 Warrior, the, 363 North Atlantic, Greenland and its ice, 23, 105, 141 posts, Hamilton's sockets for, 267 the, by Benj. Cheverton, 61, 98, 166 submarine, 44 Ward's ocean, 102 the, by Chas. Atherton, 78, 183 Washing and washing machines, 831 Temperature of the earth's crust, by W. Fairbairn, LL.D., Weekly gossip, 14, 29, 44, 63, 79, 100, 117, 131, 147, 168, 189, water in the spheroidal state, 45 275 Textile strength of steel and wrought-iron, by David Kir- kaldy, 275 Theory, three primary colours of, 430 minimum, 43 new scheme of a register, 62 Thrashing and dressing machine, Haywood and Claridge's, 129 Tooth's machinery for manufacturing iron and steel, 351 forged, 111 39 the patent, 121 Train's rails, axles, and wheels, for streets, 127 Trees, the influence of, upon temperature, 367 266 207, 222, 238, 255, 277, 292, 308, 324, 340, 355, scientific meetings, 6, 28, 43, 62, 75, 98, 116, 142, Weston and Price's improved ovens, 40 Wet fuel, combustion of, by Prof. B. Silliman, 193 J. and C., naval architects, by S. Russell, 176 pine, 319 Worthing and Mills', apparatus for railway carriages, 385 Writ of Scire Facias, refusal of, 411 |