I N 1) E X. 



(JO:i 



Dumas (M.), researches on indigo, 35 ; on 

 the analysis of the atmospheric air, 339. 



Earnshaw (S.) on the theory of the di- 



. spersion of light, 304 ; on the motion of 

 luminous waves in an elastic medium, 

 370. 



Earthquake, a table of shocks of, observed 

 at Comrie, 240. 



Eclipse of the sun, July 7, 1842, on the, 

 346. 



Edington (T.), notice of the late, 546. 



Electric origin of the heat of combustion, 

 98. 



Electrical Society of London, proceedings 

 of the, 64, 262. 



Electricity :— of effluent steam, on the cause 

 of the, 5 ; connexion of, with evapora- 

 tion, 45 ; tendency of, to promote the 

 growth of plants, 65 ; experiments in, 

 225. 



Electrolysis, on the theory of, 72. 



Encke (Prof.), ephemeris of the periodical 

 comet, 1842, and on the mass of the 

 planet Mercury, 137. 



Erdmann (M.), researches on indigo, 35 ; 

 analyses of some new minerals, 531. 



Esmarkite, analysis of, 533. 



Ethal, analysis of, 271. 



Evaporation, on the connexion of electri- 

 city with, 45. 



Eye, analysis of the black pigment of the, 

 417; anatomical structure of the, 599. 



Feathers, chemical analysis of, 417. 



Fehling (M.) on the compounds of the 

 chloride, iodide and cyanide of palla- 

 dium with ammonia, 34. 



Fernel's measure of a degree, remarks on, 

 90, 116, 230, 408. 



Ferrall (J. M.) on a new and beautiful 

 mechanism belonging to the human 

 eye, 599. 



Fibre, observations on, 321, 344. 



Fluids, on the method of investigating the 

 partial differential equations applicable 

 to the motion of, 84. 



Forshey (I'rof.) on meteors, 67. 



Forster (Dr.) on the influence of comets, 

 174. 



Fossils :— of the Faluns of the Loire, 49 ; 

 from Pembrokeshire, notes on, 60 ; re- 

 mains of a Crocodilian Saurian from the 

 lower greensand at llythe, 61 ; of Ich- 

 thyosaurus in Ireland, 83 ; catalogue of, 

 from the beds of the Tagus, 334. 



Francis and Croft's notices of the investi- 

 gations of continental chemists, 33, 216. 



Fritzsche (M.) on the action of potash on 

 indigoiin, 445. 



Galloway (T.) on Fernel's measure of a 

 degree, 90. 



Galvanometer, hydrostatic, description of 

 an, 66. 



Gann (J. W.) on the nature of ozone, 

 64. 



Garrod (A. B.) on the conversion of ben- 

 zoic into hippuric acid in the animal 

 oeconomy,501. 



Gases, mixed, laws followed by, 81. 



Geological Society, proceedings of the, 49, 

 325,418,512,541. 



Geology: — on the Faluns of the Loire, and 

 a comparison of their fossils with those 

 of the Cotentin and ciag of Suffolk, 49 j 

 description of a newer pliocene deposit 

 at Stevenston, 56 ; on the annual de- 

 struction of land at Easton BaveutClifi, 

 57; description of cuttings across the 

 ridge of Bromsgrove Lickey, 58 ; on 

 fossils collected in Pembrokeshire, GO ; 

 on the remains of a Crocodilian Saurian 

 from the lower greensand at Hythe, 61 ; 

 the Devonian system not of the age of 

 the old red sandstone, 117; of the State 

 of New York, 325 ; of New Brunswick, 

 326 ; locality of Ciiciilltea decussula, 

 328 i description of a new Saurian from 

 the oolitic formations of England, 329 ; 

 age of the tertiary beds of the Tagus, 

 334 ; on the Silurian strata between 

 Aymestry and Wenlock, 335 ; Silurian 

 strata near Christiania, 337 ; report on 

 physical, 418; Silurian and Devonian 

 systems on the continent, 423 ; origin 

 of coal, 429, 513 ; on deposits of gravel 

 in the neighbourhood of Dublin, 434 ; 

 researches in physical, 504 ; geological 

 dynamics, 515; glacial theory, 516, 

 578; palaeozoic geology, 548; micro- 

 scopic examination of fossils, 565 ; fo- 

 reign geologists, 568. 



Gibson (J.), notice of the late, 525. 



Gismondine, analysis of, 440. 



Glacial theory, remarks on the, 515, 578. 



Gmelin (Prof.) on thulite, 442. 



Gbbel (M.) on lithofellic acid, 171. 



Graham (I'rof. T.) on the constitution of 

 the sulphates, 539. 



Graves (Rev. C.) on certain properties of 

 the cones of the second degree, 436. 



Grove (W. R.) on a voltaic process for 

 etching Daguerreotype plates, 18. 



Gulliver (G.) on the lymph-globules of 

 birds, 480. 



Halliwell (J. O.) on Torporley's attack 

 upon Vieta, 313; on the early history 

 of science in Ireland, 595. 



Hamilton (Sir W. R.) on certain discon- 

 tinuous integrals, 288. 



Hare (R.) on the theory of storms, reply 

 to, 353. 



Heiiyne, analysis of, 445. 



Heat : — quantity of, evolved in chemical 

 combinations, 1 ; and vapours, remarks 

 on Lubbock's theory of, 46 ; of com- 

 *i S 2 



