609 



INDEX TO VOL. XVIII. 



iVCIDS:— sericic, 102; stearic, 114, 191, 

 293 ; oleic, 1 14,293 ; margaric, 115, 293 ; 

 suberic, 116, 422; ebidic, 117, 293; 

 sebacic, 117; palmitic, 187; chloro- 

 valerosic, 205 ; chloiov;deiisic, ib. ; chlo- 

 rindopten, 208 ; bromindoptenic, 209 ; 

 uric, 210; anhydrous camphoric, 238, 

 441; thiomelanic, 278; proteinchlorous, 

 279; xanthoprotemic, ib. ; benzoenitric 

 and cinnamonitric, 367 ; ferric, 369 ; ni- 

 tric, 417,605 ; oenanthylic, 418; oenan- 

 thic, 421; lipinic, 422; anhydrous 

 sulphuric, 441 ; sensibility of a reagent 

 on sulphuric, 605 ; phosphoric, ib. ; 

 free sulphuric, ib.; combined sulphuric, 

 ib,; arsenious, 606. 



Others : — hydrotelluric, 78 ; formic, 209; 

 aconitic, 286 ; itaconic, 287 ; veratric, 

 441 ; action of chlorine on oxalic, 544 ; 

 chloroxalic, ib. 



^thyl, preparation of the telluret of, 210. 



Agassiz (Prof.) on the polished surfaces 

 of the rocks forming the beds of gla- 

 ciers in the Alps, 565 ; on glaciers, and 

 evidence of their liaving existed in 

 Scotland, Ireland and England, 569. 



Air, condensed, electrical phoenomena 

 attending the efflux of, 133, 328. 



Airy (G. B.) on the diffraction of an an- 

 nular aperture, 1 ; on an apparent new 

 polarity in light, 139 ; on the resistance 

 of the atmosphere to an oscillating 

 sphere, 321; on the regulator of the 

 clock-work for effecting uniform move- 

 ment of equatoreals, 590. 



Alcohol, voltaic decomposition of, 47, 241, 

 353; action of potassa on, 203. 



Alkarsin, researches on the bodies de- 

 rived from, 370. 



Allenbeads, meteorological journal kept 

 at, for 1840, 556. 



Alpharesin, 440. 



Alps, glaciers in the, polished surfaces of 

 the rocks forming the beds of, 565. 



Amilen, 439; acetate of, ib. 



Anhydrite, analysis of, 120. 



Anilin, 280, G07 ; h>drochlorate of, 608 ; 

 oxalate of, ib. 



Animal substances, action of chlorine on, 

 278. 



Antarctic expedition, notice respecting 

 the, 58. 



Phil. Mag. S. 3. Vol. 18. No. 120. 



Antimony and arsenic, testing for, 442. 



Ants, artificial oil of, 122. 



Arabic globe, 593. 



Armstrong (W. G.) on the electricity of 

 effluent steam, 50, 328; on the elec- 

 tricity of expanding air, 133. 



Arsenic and antimony, testing for, 442. 



Astronomical Society : — annual meeting, 

 141; address of the president, 150, 

 proceedings of the, 590. 



Atmosphere, resistance of the, to an oscil- 

 lating sphere, 321. 



Atomic volume and crystalline condition 

 of bodies, 255. 



Attractions, calculation of, 550. 



Austen (R. A. C.) on the bone caverns of 

 Devonshire, 228. 



Baily (Mr.) on some experiments made 

 with three invariable pendulums, 602. 



Barometer, cycle of eighteen years in the 

 mean annual height of the, in the cli- 

 mate of London, 552 ; remarkable de- 

 pression of the, in November 1840, 553 ; 

 irregularity in the height of the, 555. 



Barry (M.) on the physiology of cells, 

 308 ; on the chorda dorsalis, 309 ; on 

 the corpuscles of the blood, 310. 



Baryta, oenanthylate of, 420 ; sensibility 

 of a reagent for, 606. 



Barytes, on the preparation of the chlo- 

 rate of, 210. 



Battery, acid, construction of a constant, 

 520. 



Benzoin, resins of, 439. 



Berzeliit, description and analysis of, 157. 



Berzelius, Baron von, on Gros's platina 

 salts, 284; on double carbonate of lead 

 and soda, 285; on the views of Liebig 

 and Dumas relative to the constitution 

 of organic acids, 290. 



Betaresin, 440. 



Binary systems of algebraic equations, 

 425. 



Blake (James) on the action of inorganic 

 compounds when introduced into the 

 blood, 547. 



Blood, action of inorganic compounds 

 when introduced into the, 547 ; on the 

 corpuscles of the, 310. 



Blumcnbach (J. I'.), notice of the late, 70. 



Books: — A system of Crystallography, 

 302; Elements of Chemistry, 304; 



Suppl. July 1841. 2R 



