l^IkF^?^ 



m 



Kuinker (( .) on the longitude of rara- 

 uiatta, 2i)8. 



Ru'theiiiuu), account of tlie new metal, 

 2.10. 



Sa^r (J. NV.) on tlie structure and re^ 



„ Rations of Cornulites and oihcr Siluriau 



' fossils, 158. 



^;jl|;S^ oil Dr. Dalton's method of mea- 

 suring the water of crystallization con- 

 ^ ta,iiu;d in, 207; on the specific gravities 

 of certain, 453. 



^^Ipssberger (Dr.) on the proportion of 

 " nitrogen contained in alimeatiu y sub- 

 stances, HHO. 



§pha;nl)eiu(Prof.), oTjservations on ozone 



as compared to cidoriue, 197 ; on a pc- 



, iculiar method of obtaining the sesqui- 



ferrocyanide of potassium, 384 ; ou the 



nature of ozone, 386, 400, 'loO. 



Sedgwick (Prof.) on the fossiliferoiis 

 slates of North AVales, 218. 



Scsqui-chroiuate of potash, preparation 

 of, 501. 



Sharj) (W.) on the ashes of wheat, 390. 



Shootiug stars, researches on, 153. 



Sigiilaria, on the connexion between Stig- 

 uiaria aiid, 244.' 



Silicate of manganese, analysis of, 4ul. 



Silver, suboxides of, 277. 



S.myth(C.P.), meteorological notices by, 

 303. 



^pectrnm.^ prismatic, on some cases of 

 lines in the, 81. 



Spliene, analysis of, 5f)5. 



Spratt (Lieut.) on the geologv of LycWi 

 219. ' -^Jrui 



Stars, on the magnitudes of, 305,' .'.j' ,,, 



Stenhouse (Dr. J.) on the products of the 

 di^tiUatiou of benzoate of copper, 3 ; 

 on the action of chlorine on cinnamic 

 and benzoic acids, 1 29, 366 ; on an 

 OEco'nomical method of procuring phos- 

 . phate of lirne and magnesia from urine 

 for agricultural purposes, 289; ana- 

 lyses of the ashes of sugar-canes, 533. 



Stevenson (\V. ¥.) on the theory of vision, 

 400. 



Stokes (G. G.) on the aberration of light, 



Sturgeon (W,) on a source of deteriora- 

 . tion oi' the magnetic powers of steel 

 'liars, 397. 



Styrole, and pi-oducts of its decomposi- 

 tion, researches on, 97 ; effect, of vi- 



■fcratorv' motion on, :-J61. ', 



.-isni 



-O'^moo iEoimodo oifJ no (.H .lui4} 9«ofl 



.ansdtje bns ao-x\ HuoidViaaih \o noijia 



Substitutions, on the theory of, 337. , 



Sugar-canes, analyses bf'the aslies OT,tS^. 



Sullivan (\V.)on the presence ()f pTios-^ 

 phoric acid in rocks ami minerals, 101,>' 

 229 ; on currents of clectriciiy pro- 

 duced by the vibration of wires and 

 metallic rods, 261. 



S. X., on the^^-9^^^0^^ig5 J^^ij 

 quids, 068. „f,;,,,,„.(^„ „.;,,.;-r,. c,U 



Taurine, analysis of, 318. 



Tliermometci", on tlic application of pho- 

 tography to registering the,. 273. 



Thomson (Do, li. D.) on babingtbrnte, 

 123 ; on the occurrence of phosplipri^ 

 acid in almost all rocks, 310. 



Thonisou (T. S.) on the diffusion of gases, 

 346. ,:'1 



Tilloy vT. G.) on the constitution o^.%ej 



Tin and lOOiiiGSiOa Ine compounas of, 



400. . ; , "7^*j4 



Titatiiferous iron, analysis of, 564. ]_ ■ 

 Toluidjne, researches on, 178. ,.,.^y^ 



Uterus, on the nerves of the, 397. 

 \apours, coloured, on some cases of lines 

 in tlte prismatic spectrum produced 

 by the passage of light through, 81. .' 

 Vesuvius, eruption of, 159. 

 Vibration, i^jTects of, on chemical com- 

 bination, 264. n-ii^nma 

 \ision, on the theory of, 400. ."j. 

 Viviaiiite, examination of, 313, ^^^ , 

 Volumenometer, description oif the, 4,>7» 

 NVagnerite, examination of, 156. 

 Warington (R.) on the action of animai 



cliarcoal, 269. 

 Wartmann (Prof) on electric induQt^oa, 



■■547.. ;,,;'-' 



Water, on the discovery of tlie conipps^ 

 tion. of, 195,446; phajnomena of the 

 decomposition of, by chlorine, 329. 

 Wheat, on the ashes of, 390. ., 



AViUiamson (A. W.) on ozonfe, 372.^'-^^ 

 Wilson (E.) on the growth and developr 



ment of the epidermis, 398. 

 Woliler (M.) on a double salt of [bi]- 

 diloride of mercury and acetate of 

 copper, 31 8. 

 Yorke (Lieut.-Col. P. I.) on brown iron 



ore, 261. 

 Young (Prof. J. R.) on imaginary zeros, 

 and the theory of conjugate points, ,91 ; 

 on the evaluation of the sums of neu- 

 tral series, >i62, 437. 

 Zinc, iron, lead and copper, on a crystal- 

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