INDEX. 



ACADEMY, Roval Irish, meeting 

 of, 449 

 Acid, new, discovered by Mr. Miers, 



189. 

 Aerial voyage, journal of, 282. 

 Agalmatholite, analysis of, 214. 

 Alcohol, composition of, 34. 

 Alcyonium, fossil, 70. 

 Allman, Wm. M.D., method of clear- 

 ing equations of surds, 439. 

 Annales de Chimie, 237. 

 Antimony, sulphuret of, composition 



of, 95. 

 Arch, luminous, in the sky, 362. 

 Arctia pbaeorrhcea, on, 1^9. 

 Arithmetical machine by Dr. Roget, 



448. 

 Armenian literature, on, 392. 

 Armiger, Mr. on Mr. Goring's new 



solvent, 438. 

 Arragonite, composition of, 243. 

 Arsenic, white, solubility of, in water, 



132. 

 — — , oxides of, 171. 

 Asbestous actinolite, analysis of, 209. 

 Asclepias s\riaca, analysis of, SIS. 

 Astronomical observations, 50, 137. 

 Astronomy, abridgment of, 72. 

 Aurora Borealis, on, 427. 

 Azote, experiment* ou the composition 



of, 180, 260. 



B. 



Ranks, Sir Joseph, curiou, fact ob- 

 served by, 70. 



Barometer, new portable, 71. 



Beaufoy, Col. astronomical and mng- 

 neticul • bservations, by, 50, 1ST, 

 828, 294, 366, 436 — new experi- 

 ment! mi the velocity of sound sug- 

 tei, by, '-'33. 



Beaufnv, Henry, £ q. aerial voyage 

 by, 888. 



Beanvoy, M. de, botanical labours of, 

 452. 



lii rani, M, experimrn-s on the heat of 

 tli.- solar raw, by, 888. 



Berziluis, Dr. on the composition of 

 Vegetable acids, 898 — experiment-, 

 by, to determine the definite propor- 

 tions in which the dementi ol'or;-miic 



matter are combined, 323, 401-^os 

 tantalum, 467. 



Biof, M. on dilatation by heat, 229. 



Bismuth, oxide and sulphuret analysed, 

 357. 



Blende, on the composition of, 89. 



Blood, heat evolved during its coagu- 

 lation, 139. 



Bones, on the formation of, 150. 



Books, scientific, 78, 318, 472. 



Bougies of elastic gum, account of, 

 312. 



Bouillon Lagrange, M. analysis of sea 

 water, by, 200. 



Brande, Win. Thomas, Esq. on some 

 new electro-chemical phenomena, 

 440. 



Brain, on injuries of, 66. 



Brewster, Dr. on the affections of light 

 through crystallized bodies, 445— on 

 the polarization of light by oblique 

 transmission, 446— on the optical 

 properties of Prirce Rupert's drops, 

 448. 



Bricks that swim on water, 317. 



Brinkley, Dr. on the parallax of some 

 fixed stars, 449 — on refraction, 450. 



Brodie, B. C. Esq. on the influence of 

 the nerves of the eighth pair on the 

 secretions of the stomach, 444. 



Bullock, Mr. W. on rare birds ob- 

 served in the Orkneys, 71. 



C. 



Cajeput oil free, description of, 70. 

 Calculi, urinary, suppositions of, 76— 



on a new solvent of, 364. 

 Campbell, John, Esq. on the antilunar 



tide, 257. 

 Carlisle, Anthony, Esq. on a family 



with supernumerary fingeis and toes, 



411. 

 Carnot, M. on the metaphysics of the 



Infinitesimal calculus, 71. 

 Castegrainlan telescope, on the light 



of. 447. 



i ni, M. on syngenesia*, 451. 

 GancaMM, structure "f, "5. 

 Caviar, analysis of, 100. 

 Cerium, OXidei Of, analysed, 355. 

 Chalk, \ *- ■ ii of fibrous lliiu-stoiie in, 



i r.5. 



Cbesswattr mine, on the rise of water 

 in, ' 



