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357

Planet, supposed discovery of a new,
Plants, bulbous, to basten the flowering of,

357
Plate glass,

142
Ploughing by steam,
Pork establishment at Mexico,

411
Porcelain, pink colour in,
Prussiates, report on Fossard's manufacture of,
Preservation of aliments,

353
Press, coining, description of a new, by F. Peale, Esq.
Printing apparatus, rotary, patent,
Prismatic decomposition of electrical light, by Prof. Wheatstone,

6i
Prize rails and pedestals, Daglish's,
Projectile, military, from the French of F. J. Culmann, by Captain A. Mor.
decai,

8, 82, 15

R.
Rail roads, on the location and grading of, by Thos. Earle,

20
ways, report upon the motive power on, by E. F. Gay,
way transit, principles of,

buffing apparatus, Bergen's,
road iron,

company, international,
roads, on turn-outs for, by A. C. Jones,

310
Rails and pedestals, prize, Daglish's,
Roof, new mode of forming a tie to a,
Rope, forming and hardening, Whiteman's patent,

12
or cordage, manufacture of, Fanning's patent,

195
Rotary printing apparatus, patent,
Russia, manufacture of beet root sugar in,

S.
Saddles and horse collars, Ebenezer Hale's patent,

199
Safety lamp, Davy's,
Salad oil, the production and manufacture of,

19
Sand, its resistance to motion through tubes, by Lieut, Brown,

1, 73
Sawing, labour performed in,
Science, British association for the advancement of
Silk worms,
Silver, German, analysis of,

135
Soap from flints,

214
Solar eclipse of May 15, 1886, observations of,
Soda, report on C. Wesener's manufacture of,
sulphate of, cold produced by, and muriatic acid,

234
Spark arrester, report on Wm. Shultz's,

report on,
Speed, comparative table of.

214
Spider silk,
Spirit of wood,

380
Springs, beat conveyed by,
Sieam engines, marine,
boilers, preventing explosions in, by A. C. Jones,

report on Gregg's,
boat, iron,
explosions, remarks on Perkins' suggestions on,
engines, duty of Cornish,
boilers, explosions of, report of Com. of Frank Inst. on, 217, 289, 361
coach, Dr. Church's,

209
vessel, iron, report of experiments in,
generator, John Ames' patent,
carriages on common roads,
ploughing by,

357
engine, miniature,

ib.
Lardner on, notice of,
report on C. Potts' pumps for,

111

133, 334

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179
181
126
267
357
213
195
346

70
412
260
268

4

48

122
ib.
195

ib.
196
197
329
406

Steam Engine report on Garret & Eastwick's locomotive,

gauge, report on Raub's,
Steel for magnets,
Steering wheel, Pearce's stepping for a,
Stereotype plates of iron,
Stone, expansibility of, by A. J. Adie,
Straw, machine for cutting, isaac S. Wright's pateni,
Sulphates, decomposition of, by oxalic acid,
Suspension bridge, Freyburgh,
Sulphurous acid in hydrochloric,
Sulphuretted hydrogen, liquification of,
Sword blades, Indian,
SPECIFICATIONS OF AMERICAN PATENTS.

Raising sunken vessels-Atkinson and Hale's
Wheels for rail road cars—Tier's,
Saddles and horse collars—Hale's,
Forming and hardening rope-Whiteman's,
Manufacturing rope or cordage,-Fanning's
Cutting straw—Wright's,
Preventing acidity in ale, &c.-Stowell's,
Drying cotton, &c.-Philbrick's,
Steam generator-Ames',
Tanning-Locher's

T.
Tables, concise decimal, for practical men, by Timothy Claxton, notice of,
Tanning, Locher's patent,

rabbit skins, &c.
'Taylor, R. C. note on bituminous coal in Cuba,
Tea-pots made by steam,
Telescope, report on Holcomb’s reflecting,
Temperature, effect of forests upon,

of the interior of the earth,

of muscles in man,
Tie to a roof, new mode of forming a,
Tide observations,
Tips for umbrellas, Franklin's machine for making,
Transit, principles of rail-way,
Tubes, resistance of sand to motion through, by Lieut. Brown,

capillary, in metal,
Tunnel, first, under a navigable river,
Turn-outs for rail roads, by A. C. Jones,

U.
Umbrella tips, Franklin's machine for making,

V.
Veneers, cutting of,
Ventilation and lighting,
Vessels, raising sunken, Atkinson and Hale's patent,
Vibrations through soil, communication of,
Vision, fact in the theory of,

109
406
414
178

430
109, 312

63
421
127
282
414
264
270
1, 73
206
142
310

264

.

261
263

W.
Walker, S. C. on computing longitude by solar esclipse,
Water wheel, report on C. Kenzie's,
Water of the Elton, Dead, and Caspian seas,
Waves, height of,
Wheels, cast-iron and wrought-iron,
Wheels of rail road cars, Arundius Tiers' patent,
Wheel, steering, Pearce's stopper for a,
Wind, registering the course of, diagrams for, by Prof. A. D. Bache,
Wool, lime water used in the dressing of,
Wood, paving with,

embossing,
Aoating,

46
261
199

97
311
202
126
68
47
267

22
134

70
429
230

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