GEORGE VAUGHAN, of Purim-place, Whitechapel-road, in the county of Middlesex, Gentleman; for certain improvements in the process of refining sugars. Dated September 23, 1809. Specification to be enrolled within six months. JOHN PENWARNE, of the parish of St. Pancras, in the county of Middlesex, Gentleman; for a method or process by which he is enabled to give to statues, and other ornamental works in plaster (commonly called plaster of Paris) an appearance nearly resembling the finest statuary marble; at the same time rendering them more hard and durable, less liable to be soiled, and easier to be cleaned. Dated September 26, 1809. Specification to be enrolled within two months. RANDOLPH TSCHIFFELI DE ROCHE, of Great Pulteneystreet, in the county of Middlesex, Gentleman; for certain improvements in the processes of brewing. Dated September 26, 1809. Specification to be enrolled within six months. WILLIAM WATTS, of the city of Bath, Gentleman; for methods of combining and disposing machinery, and applying the different powers of wind, water, and cattle thereto, so as to effect improvements on mills. Dated September 26, 1809. Specification to be enrolled within six months. EGERTON SMITH, of Liverpool, Optician, and MICHAEL HARRIS, of the same place, Mechanic; for certain improvements in ships' binnacles and compasses, and in the mode of lighting the same. Dated September 26, 1809. Specification to be enrolled within six months. BENJAMIN FLIGHT, of St. Martin's-lane, in the liberty of Westminster, in the county of Middlesex, Organ Builder; for a new metal nave, axle, and box, for wheeled carriages, carriages, by means of which the danger of over-turning and the concussion arising from carriages coming in contact at the nave is considerably lessened, the nave much stronger, and gives more lightness of appearance to the carriages than those now in general use; the rattling of the carriage in action is also lessened; the oiling of the wheels, which need not be taken off for that purpose, is performed with greater ease and facility; and the oil is effectually prevented from communicating to the spoke of the wheels. Dated September 26, 1809. Specification to be enrolled within two months. JOHN JONES, of Birmingham, in the county of Warwick, Gun-lock and Barrel-maker; for certain improve-i ments in the manufacturing of skelps for fire-arms. Dated September 28, 1809. Specification to be enrolled within two months. WILLIAM BUNDY, of Camden Town, in the county of Middlesex, Mathematical Instrument maker; for a method of heading pins. Dated September 28, 1809. Specification to be enrolled within six months. JOHN WHITE the younger, of Whitehall-wharf, in the ́ parish of St. Margaret Westminster, Gentleman; for a certain substance, which is capable of being converted into statues, artificial stone, melting pots, bricks, tiles, sugar-bakers pans, chimney pots, garden pots, and every description of pottery. Dated September 29, 1809. Specification to be enrolled within two months. END OF THE FIFTEENTH VOLUME.-SECOND SERIES. Alumine, sulphate of, on the proportion of acid and potash istence in meteoric stones, 187 Ammonia, experiments on the action of potassium on that body, 161 B Banks, Sir Joseph. On the horticultural management of the 156 Barlow, Mr. William. Description of his improved screw- 44 Bolton, Captain. Description of his improvement in jury masts, 351 Boracic acid, experiments on its decomposition and compo- 271 46 Boringdon, Lord, on gaining land from the sea, Boullay, M. On sulphuric ether, and the preparation of it, 116 into white lead, 11; observations on his patent, Brookes, Mr. Patent for splitting raw hides, VOL. XV, SECOND SERIES. 12 208 C Cadet, C Page Cadet, C. A. On the acetous fermentation, Cattle, method of stabbing them when hoven, 37; patent for machinery for slaughtering them, 134 Charcoal, on the state of the carbonaceous principle in it, 229 place, 46 Chesnut, Spanish, on the horticultural management of that tree, 156 Chevreul, M. On the action of nitric acid upon cork, 110; 304 - 40 16 Chimnies, patent for an apparatus to prevent them smoking, 137 330 Cock, description of an improved one for drawing off two kinds of liquids, 17 Cocks, patent for an improved method of making them, 129 Coke, patent for a building for burning it, 259 Cork, of the action of nitric acid upon it, 110. Cottons, patent for a method of producing fast greens on them, 76 telegraphs, Cuff, Mr. Patent for machinery for slaughtering cattle, sulphate of alumine, and in sulphate, nitrate and mu- 350 134 the the nature of some newly-discovered properties in alka- Page 245 Curr, Mr. Patent for twisting and forming the strands that 266 Curwen, Mr. His letter on Mr. Richardson's method of rais- 237 Ꭰ Davy, Mr. Humphry. His Bakerian Lecture, 160. 211.271, 336 of tuns, vats, &c... Dobito, Mr. Patent for an improved plough for underdrain- ing land, 231 წე 329 Doors, method of preventing them from dragging on carpets, 234- original ones at the same time, 198 F Fabroni, M. On a method of converting an ordinary balance 100 Fairles, Mr. Patent for a windlass, windlass-bitts, and me- 8 · Finch, Mr. jun. Patent for manufacturing metal laces so as 65 Fire-arms, patent for improvements in them, 74 Fisher, Mr. Timothy. Description of a swivel-headed churn- staff, - 40 Fluoric acid, observations on its production and decomposi tion, 90; analytical enquiries respecting it, 281 Fölsch |