INDEX. 



475 



Firminger on obliquity of ecliptic, 



424 

 Flesh. Loss by cooking, 142 



trench National Institute, 153 



Fremy on acetat of potash, 55 



Gales of besieged places, best way of 



forcing, 333,334 



Geoghegan's mode of treating rupture, 



2:57 

 Geological travels. DeLuc's,3'/ac/5,445 

 Gold. Native coined, modes of pu- 

 rifying, 153 

 Gum-resins Exper. on, 18.5 

 Harris on 6ol-lunar influence on 

 clouds, 58 

 IJassenfralz on fight, 271 

 Hauy's Crystallography 64, 121 ; 

 system examined, 296 

 Jlealy on cupping, 131 

 Heights, to measure, by barometer, 



277 

 Hemp. A new species of, 157 



Henry's analysis of British and fo- 

 reign salt, 106,171 

 Home on bite of rattle-snake, 209 

 Houses. To build of earth, 263 



Imperial society of Moscow, 7 1 



indigo. Experiments on, 462 



Ireland. On the bogs of, 361, 437 

 KnighCs telegraph, 3.21 



Language, universal, a prize question, 



233 

 Laplace on obliquity of ecliptic, 424 

 Learned societies, 70, 152, 392, 469 

 Lectures, 157, 237, 317,472 



Lennons proposed iron tunnel, - 34 

 Leslie's artificial cold, 76 



Letsom on the use of oil of turpen- 

 tine to expel the tape-worm, 306, 

 335 

 Light. Experiments on, 27 1 



Lime, effect* of, on healthy urine, 15 ; 

 constituents of, 88 



Lunar injiuencc on clouds, 58 



Magnesia effect of, in preventing the 

 formation of urinary calculi, 8 ; 

 on healthy urine, 14; constituents 

 of, 88; native, 3*6 



Mammoth. Notice respecting, 74 

 Manometer described, 465 



Marrat on prime and ultimate ratios, 



186 

 Mastich. Exper. on, 185 



Mathematics. Discovery in, 236 



Mercurial pendulum, performance of 



83 



Meteoric stones. Analysis of, 32; 



shower of, 316 



Meteorology, 58, 74, 80, 160, 240, 320, 



393, 400, 473 



MicheFs list of British strata, 102 



Mineralogical systems. On, 286, 378V 



413 

 Moore on charges for ships' guns, 325 

 Muriatic acid gas. Davy's ideas on, 91 

 Muriate of mercury, sublimed. To 

 prepare, 281 ; to purify, 283 



Muriate of soda.' Henry on, 106,171 

 Muriate of tin. On preparing, 20S 

 Muriatic acid. Composition of, 71, 

 152, 353 

 Musical theorems, 39, 374; instru- 

 ments, on tuning, 163, 167; time* 

 220, 435 

 National vaccine establishment. In- 

 structions from, 303 

 Natural philosophy, a priee question, 



233 



Neutral salts, proportion of acid in, 83 



New books, 15, 156, 1 59, 236 



Nismes, restoration of antier.t, 234 



Nitrogen. Davy on, 17 ; not a metal 



in the form of gas, 91 ; perhaps a 



protoxide of ammonium ; basis of 



muriatic acid, 153 



Nomenclature, New 470 



Numbers, propos«d improvement i» 



noting, 397 



Obliquity of ecliptic. Diminution of, 



424 

 Oil, olive, to purify, 372 



Oil of turpentine. A cure for tape- 

 worm, 306, 335 

 Oiii-Hixum, composed of gum and re- 

 sin, 185 

 Orbits of comets. New theory of, 253 

 Oxygen gas. On supposed absorption 

 of, by vegetables, 46 i ; by indigo, 

 462; with Campeachy wood, 463 

 Oxy muriatic acid, a simple substance, 

 155*, 353 ; combinations of, 353, 

 404, 470 

 Park?, MtiJigo. Tidings of, 39S 

 Patents, 78, 159, 238, 318, 399 

 Pendulums, compensation. On, 81 

 Phcenotnriutn, singular, at sea, 395 

 Phosphorus. Davy's exper. on, 352; 

 singular compound of, 71, 152, 

 354, 407 

 PUot'Jtsk, 156 

 Potash. Exper on, 393 

 Polonium. Curadau's process for 

 obtaining, 283 

 Prixe questions, 75, 154,232 

 Protoxides. Proportion of oxygen in, 



88 

 Psychology, a prize question, 23$ 

 Pus. Pearson on, 71, 161 



Ratofcite, a new earthy substance, 73 

 Ratios, prime and ultimate. On, 18Q 

 Rattlesnake. Effects of bite of, 209 

 Refraction, astronomic. Improve- 

 ments made in, S4Q, 446 



