swa 



uKauxii 



jqApfffd a^d.' Isai), 2Mi oxidatioD by 

 JB«»Wti»Wa»Oge«!-307 ; Uurine, 318 ; 

 ^Oiibie salt of cliloriile of mercury and 

 acetjite of copper, ei. ; allotropism of 

 chlorine, 327 ; proportion of nitrogen 

 iHnftiimentary substances, 330 ; cry- 

 stallized alloy of z,inc, iron, lead and 

 #?5)l*i5>;3^0 5; analyses of the ashes of 

 wheat, 390 ; beuzoline, id. ; contrtbu- 

 ii^ iiu tbj^ebeuaistjryof the urine, 396 ; 

 compounds of tin and iodine, 400 ; on 

 the red colour of litharge, 401 ; artifidal . 

 production of diaphanous quartz and 

 Jiydrophane, 404; on atomic volume 

 and specific gravity, 4i»3; analyses of 

 tift*shes of sugar-canes, 533 ; on re- 

 spiration, 561; analyses of titaniferous 

 iroiliand sphene, 664 ; on casearilla aud 

 C^ScarilUne, 567. 



Chlorindatmit, on the composition ui, 20. 



Chloriae, oa the allotropism of, 327. 



Chlorostyrole, preparation and proper- 

 tieiof, 109. n 



Cinnamic aud benzoic acids, on the aQtidt 

 9Cfil*i)ifoie^w,;l5!9i 3156 r t«ssir^ivil«l?eH 



Cinnamole, obsei-vations on, 116, . ' 



Cl8[us-(M,) on tlieuew metal ruthenium, 

 230^ on osmium and its compounds, 

 232. ; 



Clouds, Ofl the formation of, 395. 



Coal-gas, analyses of, 24. .juii 



Cobalt, on the magnetic relations of,,l«<-; 



Cockle (J.) on the resplution of eciuations 

 Qjf/tiiejfijQbk degree, 125 ; on tlie theory 

 of equations, 292. 



Cortifife of M. MauvaiS, 151, 409 ; first or 

 pecwdw^tlporoet of De Vico, 152,410; 

 great comet of 1844, 1845, 303, 411; 

 comet of D'Arrest, 152,413; second 

 efvnfit of De Vico, 414 ; Colla's comet, , 

 41?. 



Comets discovered since July 1844, on 

 tb)9,<409v ou the elements of several, 

 not previously computed, 151, 416. 



Coait} ^tectJons, <m. systems of, having the 

 same directrices, 545. 



Coiyugate compound!?, observations on 

 some, 171. 



Corytigate points, on the theory of, 91. 



Copper, on the actionof bleaching pow- 

 der on salts of, 294. 



CorawUtesi on the structure and relations 

 of* 168. 



Coulviev-Gravier (M.)»iiflwe8»*#i7(flB 

 ^i)tiiig stars, 153. -- -,i\} no ( A) qrasX 



Cnwa (W.) on the action of bleaching 

 powder on the salts of copper aud lead, : 



Curves and cuned surfaces of the second 

 oH^Etc ens new^ftse of cprogjcr^es «f , % 



Cyanogenion oxida)iioifcbj>>nican8 of^888»; * 



Daltoj^iiPr, J.), iwticeoof tlidrlatej 139.; rj 



Daubeny (Dr.) on the rotation of Crops, 

 and OJt the quantity of iuorgauic mat- i 

 ters abstracted from the soil by plants, 

 52. , i 



Davy (Dr. J.) on the temperature of - 

 man, 399. 



De la Rive (M. ) on the lighting of mines { 

 by means of the electric lamp, 4{)QiuUi3L 



De la Rue (W.) on tlie structure of elfite 

 tro-precipitated metals, 15; onailrjrw^ 

 staUized alloy of zinc, iron, lead, «ii 

 copper, 370. 



De Morgan. ;(A,); X)n the foundation of { 

 algebra, 226. 



Diagraatsi,jQ^ aoSjeli«»d' of representing i 

 results of observations by, 127. 



DiffiractioA^ on R^suors theory of, 46. I 



Drach (S. M.) on Fermat's undemon-.i 

 strated theorem, 286, 560 ; on the ephe- 

 niefides of Jarchiatid -the derivation of ■} 

 Orion and his Dogs, 303. 



Dragon's blood, on the i)roducts of distil- > 

 Jationof, 119. 



Draper (ftrof, J.W.) on tlie allotropism of 

 chlorine as connected with the theory 

 of substitutions, 327; on a remarkable O 

 difference Ijetween the rays of incan- 

 descent liwe and those emitted by, an > 

 electric spark, 435. 



Duyftt OM-^ ^^*h*'*''*P'^cal constitution > 

 of casearilla, and on cascarilline, 567.. 



Eani8h*w (Rev, S.) oa a certain method D 

 of representing by diagrams the results 

 of observations, 127 ; on the values of ) 

 the sine and cosine of an infinite angLc^ 

 228. .liooO 



Earth, on the connexion between thejM* 

 tation of the, and the gcologicaliduiDgM 

 ofit8 8iirf*c©y-376. 'T)infif(BiO 



EbeUnen (M.), analysis of the silicate 6f 

 manganese from Algiers, 401 ; on the 

 artificial production of diaphanous 

 quartz and hydrophane, 404. 



Electric conduction, observations on, 420. 



discharge of the jar, expcrio^^ttfjMbO 



the, 35. ns aohift 



induction, on various phicnbtueBa 



Df,M7. ! 



— r- laaq) for mines, on tl»e, 406, 442. 



— -^ S])ark, on a remarkable (Ulference 

 between the rays of incandescent lime 

 and those emitted by an, 435. 



Ellpctricity, observations on the theory ;. 

 aiul ai)pHcations of, 165 ; on currents 

 of, produced by the vibration of wires .' 

 and metallic rods, 261 ; on the undn- 

 latory hypothesis of, 547. 



Ele«*ro-«ae1alliirgy, obsevvatjons on, 16. < 



ElectD9-^ywoi)e#f«l n^ea«chQi^;3^aa9H 



