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To Samuel Parker the younger, of Argyl-street, in the parish of St. James, Westminster, Middlesex, bronzist, for certain improvements in the construction of lamps.-10th Dec.-2 m.

To William Bundy, of Fulham, Middlesex, mathematical instrument maker, for his machine for breaking, cleaning and preparing flax, hemp, and other vegetable substances containing fibre.-16th December.-6 months.

To Thomas Barnard Williamson Dudley, of King-street, in the parish of St. Ann, Westminster, Middlesex, mechanist, for his method of making or manufacturing malleable castmetal shoes for draft and riding horses, and other animals, upon a new and improved plan or principle.-16th Dec.-6 m.

To John Nicholson, of Brook-street, Lambeth, Surry, civil engineer, for certain apparatus for the more conveniently applying heat to certain instruments of domestic use.-16th December.-6 months.

To John Dumbell, of Howley House, Warrington, Lancashire, merchant, for certain improvements relative to carriages, which may be applied thereto, or in improving of the organization, driving, actuating, accelerating, or moving of vehicles and carriages in general.-16th December.-6 months.

To John Bainbridge, of Bread-street, Cheapside, London, merchant, who, in consequence of a communication made to him by Amos Thayer, junior, of the city of Albany, in the United States of America, mechanist, is in possession of certain improvements on rotatory steam-engines.-16th Dec.—6 mon.

To Matthias Wilks, of Dartford, Kent, seed-crusher, for his method of refining oil produced from seed.-20th December.-6 months.

To Thomas Linley, of Sheffield, Yorkshire, bellows-maker, for his method of increasing the force or power of bellows.20th December.-2 months.

To Sir James Jelf, of Oaklands, near Newnham, Gloucestershire, knight, for his combination of machinery for working and ornamenting marble and other stone for jambs, mantles, chimney-pieces, and other purposes.-20th December.-6 mo.

To John Isaac Hawkins, of Pentonville, civil engineer, and Sampson Mordan, of Union-street, City-road, portable penmaker, for their improvements on pencil holders or port crayons, and on pens for the purpose of facilitating writing and drawing, by rendering the frequent cutting or mending of the points or nibs unnecessary.-20th December.-6 months.

To William Pass, of Curtain-road, in the parish of St. Leonard, Shoreditch, Middlesex, dyer, for his improvement in calcining and smelting of various descriptions of ore.-20th December.-6 months.

METEOROLOGICAL TABLE.

The London Observations by Mr. CARY, of the Strand. The Boston Observations by Mr. SAMUEL VEALL.

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The quantity of Rain in London since the 26th Nov. amounts to 2 In.

3 tenths.

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thesis of,

Gases, capacity of, for caloric,

401

Lectures,

159, 239

358

Lenses, aberrations of,

147

69

Leslie's hygrometrical experiments, 81

Gaseous spring, 77; repulsion, hypo- Life-boat, Gower's,

18

Lightning. Effect of,

409
61

155

Linnean Society of London, 388, 455,

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150

Geology of Sussex,

211

Gower's life-boat,

409

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Lunar distance. On the,

271

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Micrometer, new circular,

400, 472

314

$29

Moon. Eclipse of, measured with a
Sextant,
Moore's apparatus for restoring respira-
tion,
62, 186, 374
Mural circle, derangement in, 355, 361
Murray on galvanic phænomena, 358;

on aqueous vapours, 357; on acids
and alkalies, 170; on air from an
ice-house, 266; on heat from chlo-
rine, 61, 100; effect of lightning, 61;
Moore's reply to, 62; reply to Moore,
156; on chlorate of potassa, 100;
on urinary calculi, 445; sulphuric
æther,
448
Mushet on iron, 161, 249; on the blast
furnace,
Narcissus. Autumnal blowing of, 343,

401

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Pyroligneous acid, alkohol from, 155,

Quartz Porous nature of,

315

310

5

Reade on refraction. Stark's remarks
on,

Refraction. Stark on,

5

Repeating circle, 8, 112; improved by
Zach,

263

Repulsion, gaseous. Hypothesis of, 18
Respiration. Restoration of, 61, 62, 186
Ribbon grass,

75

Riddle on the double altitude problem,
167

Rocky Mountains. Expedition to the,

Rose. Analysis of the,
Ruby. Effect of heat on,
Rum. Aroma of,

Russell on the tides,

Salt storm,

73

70

70

397

210, 267, 395

394

202

Sanctis (Dr. de) on frigorific experi-
ments, 199; on sea water,
Scoresby's discoveries in Greenland, 234
Sea water, experiments on, 202; analy-

sis of,

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434

301, 390
74, 409

32, 161, 249, 402

850
468

Society, Royal, 67, 135, 379, 387, 459;
of Upsal, 216; Edinburgh Werne.
rian, 217; Linnæan of London, 388,
455, 464; of Paris, 146, 230; Cam-
bridge Philosophical, 216; Horti-
cultural, 381; Astronomical, 388,
463; Geological of London, 380,
465; Geological of Cornwall,

385, 395

466

Palm-tree cordage,

236

Solar Eclipse, Sept. 1820,

25

Parallels. Theory of,

423

South Downs. Fossils of the,

211

Parkinson on fossils,

139

Sowerby, Mr. James,

326

Patents, new, 79, 159, 239, 327, 599,

Specific gravity, instrument for deter-

470

Peall on foot rot in sheep,

218

Pendulum. Capt. Kater's,

156

Pfeiffer on Mollusca,

221

Plants, burnt. Indications of,

154

Pleiades. Baily on the,

189

mining,
69
Stars, north polar distances of, 361;
right ascension of, 36, 49, 92, 450
Steam Boats, list of, from 1811, 257;
Report of House of Commons on,

113, 257

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