587 



INDEX TO VOL. I. 



Acetic acid, on sea-weeds as the 

 sources of, 24. 



Acids, ferric and ferri-mangani- 

 tiingstic, 77 ; cajiroic and oenanthy- 

 lic, 17''^; nitropopulic, 245; boracic, 

 257; nitrous,432; nitro-sulphuric,i6. 



Air, on the chemical composition of 

 the, 75. 



Air}' (G. B.) on the relation of the 

 direction of the wind to the age of 

 the moon, 501 ; on the total solar 

 echpse of 1851, July 28, 508. 



Alizarine, 426. 



Alkaloids, on a series of, homologous 

 with ammonia, 171. 



Amidides, on the cyanic, 349. 



Ammonia, on the oxidation of, in the 

 human body, 420. 



Amj-le, 174. 



Andei-son(Dr.T.) description and .ana- 

 lysis of gurolite. 111. 



Apiine, on, 212. 



Appendieularia, observations on, 568. 



Atherton (Rev. R. H.) on the explana- 

 tion of the so-called mysterious 

 circles, 500. 



Atmospheric electricity, on, 329. 



magnetism, on magnetic con- 

 ducting power and, 71, 74. 



August (E. F.) on the rotation caused 

 by electricity developed by friction, 

 495. 



Aventurine felspar, analysis of, 322. 



Bailey (J. W.) on a method of dis- 

 tinguishing artificial &om natural 

 camphor, 586 ; on the detection of 

 sulphur, ib. 



Bebeerine, on the constitatton of, 114. 



Becquerel (M.) on electric currents in 

 vegetables, 580. 



Beer (Dr.) on the magnetic axes of 

 crystals, 447- 



Beke's(Dr.)exploration8 in Abessinia, 

 169. 



BergemannfDr.C. j on dechenite,242; 

 on the new metal donarium, 583. 



Blende of New Jersey, analysis of, 23. 



Books, new : — Fonts a claveaux de 

 voute en fer ou en fonte, systcme 

 invente ])ar M. Jules Guyot, 416 ; 

 Daubeny's Introduction to the 

 Atomic Theory, 496 ; Remarks on 

 the publication of School-books 

 under the patronage of Government, 

 438. 



Boole (Prof. G.) on the theoiy of pro- 

 babiUties, and on Mitchell's pro- 

 blem of the distribution of the fixed 

 stars, 521. 



Boracic acid, on the production of, 

 in Tuscany, 52; on the estimation 

 of, 257. 



Boussingault (M.) on a method of 

 obtaining oxygen fi'om atmospheric 

 air, 518. 



Brazier (M.) on caproic and cenan- 

 thylic acids, 1/3. 



Breguet (M. L.j on the velocity of 

 Ught, 544. 



Breithaupt (M.) on enargite, 411. 



Broun (J. A.) on electrical dust figui-es, 

 43. 



Bryce (J., jun.) on striated rocks in 

 the lake district of Westmoreland, 

 256. 



Buchanan (W. M.) on the develop- 

 ment of electrical action in a f ic- 

 tory, 581. 



Buff (Prof.) on the magnetization of 

 iron bars by the galvanic current, 

 200. 



Bunt (T. G.) on pendulum experi- 

 ments, 552. 



Bytownite, analysis of, 324. 



Cambridge Philosophical Society, pro- 

 ceedings of the, 336, 565. 



Camj)hor, mode of distinguishing ar- 

 tificial from natural, 586. 



Cannizzaro (M.) on the cyanic ami- 

 dides, 349. 



Caoutchouc, on polarization by, 262. 



Caproic acid, 173. 



Caprone, preparation and compositiou 

 of. 173. 



2 R2 



