555 



INDEX TO VOL. XV. 



ACETOSALICYLE, on the produc- 

 tion and constitution of, 300. 



Alcohols, on a new class of, 226. 



Alljle, on new derivatives fi-om, 226. 



Aluminium, on the jjreparation of the 

 iodide of, 11/. 



Ammonia, on the evolution of, from 

 volcanos, 233. 



Andrews (Prof.) on the density of 

 ozone, 146. 



Anisic acid, action of sulphuric acid 

 upon, 143. 



Anorthite, analysis of, 518. 



Antimony-bases, on the, 147- 



Arsenic-bases, on the, 147. 



Atkinson (Dr.), chemical notices from 

 foreign joiu-nals by, 109, 299, 453. 



Aurora, on fluorescence produced by 

 the, 326. 



Baeyr (M.) on the coefficient of ab- 

 sorption of chloride of methyle, 

 453. 



Barometer, on the daily fall of the, 

 at Toronto, 327. 



Benzole, on new substitution-products 

 of, 455. 



Berthelot (M.) on the synthesis of 

 wood-spirit, 453 ; on the prepara- 

 tion of certain alcohols, 455. 



Bigsby (Dr. J. J.) on the palaeozoic 

 strata of the State of New York, 

 76,234. 



Blowpipe, on the assaying of coals by 

 the, 433. 



Bode, on the law of, 206. 



Bodies, on the percussion of, 161, 

 263, 34.'^. 



Bois-Reymond (M. du) on the elec- 

 trical Silure, 45. 



Books, new: — Williams' Chemical 

 Manipulation, 66; Galloway's Qua- 

 litative Analysis, 140; Childe's 

 Theory of Reflected Ray-surfaces, 

 390. 



Boron, on some properties of, 1 10. 



Bromine, on the separation of, 144 ; 

 on the action of the electric current 

 on aqueous solutions of, 32H. 



Brown-Sequard (Dr. E.) on the in- 

 fluence of efforts of inspiration on 

 the movements of the heart, 543 ; 

 on the influence of oxygen on the 

 vital properties of the spinal cord, 

 nerves and muscles, 544. 



Brown (Rev. T.) on a section of a 

 part.of the Fifeshire coast, 552. 



Briicke (Prof. E.) on gravitation and 

 the conservation of force, 81. 



Briining (M.) on the action of potash 

 on iodoform, 302. 



Brunner (M.) on the preparation of 

 metallic manganese, 112. 



Buff (Prof.) on new silicon com- 

 pounds, 456. 



Bunbury (C. J. F.) on a remarkable 

 specimen of Neuropteris, 318 ; on 

 some fossil plants, 551. 



Bunsen (Prof.) on the optical and 

 chemical extinction of chemical 

 rays, 230 ; on the chemical theory 

 of gunpowder, 489. 



Cahours (A.) on a new class of alco- 

 hols, 226 ; on acetosalicyle, 300 ; 

 on the phosphorus-bases, 393. 



Callan (Rev. N. J.) on a contact- 

 breaker superior to any hitherto 

 made, and on certain eff'ects of a 

 condenser on the action of various 

 kinds of contact-breakers, 255. 



Capillarity and its relation to latent 

 heat, observations on, 1 . 



Carbonic acid gas, on the elasticity of, 

 303. 



Carmichael (Rev. R.) on the singular 

 solutions of diff'erential equations, 

 522. 



Caron (M.) on alloys of silicon, 114. 



Carrington (R. C.) on the evidence 

 which the observed motions of the 

 solar spots offer for the existence 

 of an atmosphere sunounding the 

 sun, 444. 



Cay ley (A.) on a class of dynamical 

 l)roblems, 306 ; on the cubic trans- 

 formation of an elliptic fimction, 

 .363. 



2 <)2 



