121. Hoe, cast iron, 122. Winnowing machine, 123. Conveying water, J. J. Giraud, Thomas Nicholson, Benj. F. Boyden, David M. Smith, ib. Jonathan Hill, ib. C. D. Van Allen, ib. 403 ib. ib. ib 404 Acid, muriatic, cold produced by sulphate of soda and, Ale, &c. to prevent the souring of, Josiah Stowell's patent, Altitude and azemuth circle, Kater's portable, 204 257 196 358 62 Architecture of the middle ages, Analysis of German silver, Arches, Brunel's mode of constructing, Arsenic, separation of, from substances, Artificial crystals and minerals, Atmospheric electricity, experiments on, B. 135 68 135, 208 338 336 Association for the advancement of science, British, Bache, Prof. A. D., on diagrams for registering the winds, Beams, cast-iron, the strength of, by Prof. Cram, Beet-root sugar, manufacture of, Blast of stone at Craigleith quarry, Boilers, steam, preventing explosions in, by A. C. Jones, for generating steam, John Ames' patent, Boilers, steam, explosions of, remarks on Perkins' suggestions on, Bibliographical Notices. report of Com. of Frank. Inst. on, Concise decimal tables for practical men, by Timothy Claxton, Bituminous coal in Cuba, note on, by R. C. Taylor, Institution of civil engineers, Brown, Lieut. T. S., experiments on resistance of sand, Calves, feeding, Caoutchouc cloth, patent, Cantharides, preserving, Capillary tubes in metal, Carbonic acid, liquid, properties of, Caspian, Dead, and Elton seas, water of, sea, relative level of, 133, 334, 414 166 22 123 70 153 134 217, 288, 361 108 109 178 133, 334 142 1,73 68 70 278 357 Charcoal, manufacture of, Chemistry, microscopic, observations on, by J. W. Draper, Coal, bituminous, in Cuba, note on, by R. C. Taylor, Coining press, description of, by Franklin Peale, Coins and medals, Cold produced by sulphate of soda and muriatic acid, Collision and impact, on, by Eaton Hodgkinson, Compass, mariners', invention of, Comet, Halley's, Compounds, organic, new force in forming, by M. Berzelius, Copper, experiments on the durability of, by D. Mushet, Esq. : Copyist, prompt, Cordage, or rope, manufacture of, Fanning's patent, steam engines, duty of Cornish mines, access to the Cotton, &c. apparatus for drying, &c.. Philbrick's patent, Craigleith quarry, great blast of stone at, Cram, Prof. T. J., on strength of cast-iron beams, Crayons for drawing on glass, Howlett's, Crystals and minerals, artificial, Crystalization, light evolved during, D. Diagrams for registering the course of the wind, by Prof. A. D. Bache, Draper, Prof. J. W., experiments on endosmosis, on microscopic chemistry, Drilling holes in glass, 410 378 348, 423 62 178 358 307 355 204 51 68 282 331 53 414 195 147 202 197 356 153 266 336 345 274 48 202 61 346 22 200 27 378 70 197 20 97 100 Drying, &c. cotton, &c. Philbrick's patent, E. Earle, T. on location and grading of rail-roads, Earthquakes in the Ionian islands, Eclipse, solar, computing longitude by, by S. C. Walker, atmospheric, experiments on, Electrical light, decomposition of, by Prof. Wheatstone, apparatus for dancing figures, Elton, Dead, and Caspian seas, water of the Endosmosis, experiments on, by Prof. John W. Draper, Escapement, Witherspoon's detached pendulum, Ether, formation of, by Mitscherlich, Expansibility of stone, by A. J. Adie, Explosions in steam boilers, on, by A. C. Jones, Extracts, preparing, remarks on Perkins' suggestions on, F. Faraday, M., experimental researches in electricity, Floating bodies, laws of the motion of, Forests, effect of, upon temperature, 348,423 of committee to try experiments with spark arresters, G. Galena of Bleyburg, treatment of in Carinthia, Galvanic battery, Prof. Daniel's, Galvanism, change in minerals by, Gas lighting, Gas, earthen retorts for generating, Gay, E. F. on motive power on rail-ways, German silver, analysis of, Gilded ware, note on the essay of, Glass, drilling holes in, Glass, plate, Howlett's crayons for drawing on, Golden sulphur of antimony, &c. Halley's comet, Hardware, British, H. Health of cities, proposed improvement of London, Hearing, assisting the. Heat, researches on, by M. Melloni, polarization of, by Prof. Forbes, conveyed by springs, Horse collars, and saddles, Ebenezer Hall's patent, Hot blast, manufacture of cast-iron by the, by Prof. T. Clark, I. Ice, formation of, at the bottom of streams, by M. Arago, Jones, A. C. on regulations for the safety of steam boilers, management of turn-outs on rail roads, Keith medal to Prof. Forbes, Kerm's mineral, &c. preparing Lamp, Davy's safety, K. L. Lime water used in the dressing of wool, hydraulic, Law, new patent, Level of land and sea, Lever lock and key, report on Prutzman's, Liverpool and Manchester rail-way, Light lace veils, Light, electrical, decomposition of, by Prof. Wheatstone, absorption of, by nitrous acid gas, evolved during crystallization, Lighting and ventilation, 158 411 414 417 180 429 ib. 61 199 345 263 134 259 Machinery, results of, Longitude, formula for differences of, computed from solar eclipse, by S. C. Walker, 97 Magnetic experiments in an iron vessels, M. 357 258 relations of metals, by Prof. Faraday, 125 dip of needle, 126 Magnets, steel for, 126 Malt liquors, to prevent the souring of, Josiah Stowell's patent, Mordecai, Capt. A. on manufacture of military projectiles 100, 239 Microscopic chemistry, observations on, by J. W. Draper, 378 Milling coin, description of a machine for, by F. Peale, Esq. 375 Military projectiles, from the French of F. J. Culmann, by Capt. A. Morde- Organic compounds, new force in forming, by M. Berzelius, |