Printing apparatus, rotary, patent,

8, 82, 145

Prismatic decomposition of electrical light, by Prof. Wheatstone,

Prize rails and pedestals, Daglish's,

Projectile, military, from the French of F. J. Culmann, by Captain A. Mor-

decai,

R.

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

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,

Rails and pedestals, prize, Daglish's,

Roof, new mode of forming a tie to a,

Rope, forming and hardening, Whiteman's patent,

or cordage, manufacture of, Fanning's patent,

Rotary printing apparatus, patent,

Russia, manufacture of beet root sugar in,

S.

Saddles and horse collars, Ebenezer Hale's patent,

Safety lamp, Davy's,

Salad oil, the production and manufacture of,

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

Sawing, labour performed in,

Silk worms,

Science, British association for the advancement of

Silver, German, analysis of,

Soap from flints,

Solar eclipse of May 15, 1886, observations of,

Soda, report on C. Wesener's manufacture of,

sulphate of, cold produced by, and muriatic acid,

Spark arrester, report on Wm. Shultz's,

1, 73

154

Steam Engine report on Garret & Eastwick's locomotive,
gauge, report on Raub's,

179

181

Steel for magnets,

126

Steering wheel, Pearce's stepping for a,

267

Stereotype plates of iron,

357

Stone, expansibility of, by A. J. Adie,

213

Straw, machine for cutting, Isaac S. Wright's patent,

195

Sulphates, decomposition of, by oxalic acid,

346

Suspension bridge, Freyburgh,

70

Sulphurous acid in hydrochloric,

412

Sulphuretted hydrogen, liquification of,

Sword blades, Indian,

SPECIFICATIONS OF AMERICAN PATENTS.

Raising sunken vessels-Atkinson and Hale's

Forming and hardening rope-Whiteman's,

260

268

4

Wheels for rail road cars-Tier's,

Saddles and horse collars-Hale's,

Manufacturing rope or cordage,-Fanning's
Cutting straw-Wright's,

48

122

ib.

195

ib.

Preventing acidity in ale, &c.-Stowell's,
Drying cotton, &c.-Philbrick's,

Steam generator-Ames',

Tanning-Locher's

Tables, concise decimal, for practical men, by Timothy Claxton, notice of,

Taylor, R. C. note on bituminous coal in Cuba,

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,

Tips for umbrellas, Franklin's machine for making,

Transit, principles of rail-way,

Tubes, resistance of sand to motion through, by Lieut. Brown,

196

197

329

406

T.

109

406

414

178

430

109, 312

63

421

127

282

414

264

270

1, 73

206

142

Turn-outs for rail roads, by A. C. Jones,

310

U.

Wind, registering the course of, diagrams for, by Prof. A. D. Bache,
Wool, lime water used in the dressing of,