480 



NDEX. 



PAGE 



Songragne, water of . . . 282 

 Soultz, water of . . . ib. 

 Spain, journey in ... 19 



Speaking, machines on . . 469 

 Spirits, on 222, 255 



Spinelle, composition of . . 267 

 Sphynx ligustri, anatomy of . 313 

 Springs, hot .... 284 



temperature of . . 107 



Starch, experiments on . .196 

 Steel, Dr. A., on spirits . 222,255 



analysis of gadolo- 



nite, &c ^67 



Sternbergite, composition of . 273 

 Strontian, baryto-sulphate of . 374 



Struthiin . . . .203 



Sugar of milk not in blood . . 60 

 Sulpho benzide . . . 206 



benzoic acid . . .128 



Sulphureous waters . . . 284 



Tarn tarn, manufacture of . .117 



Thomson, Rev. James, meteorolo- 

 gical table by 



Dr. R. D. history and 



analysis of vanadiate of lead by 



notice of some recent 



80 



34 



improvements in science 97, 184, 265 



analysis of crucilite . 142 



analysis of Kirwanite 219 



analvsis of Wollastonite 220 



Sketch of the geology 



of the Bombay Islands . 290, 330 



on malt . . . 441 



Dr. Thomas, on calico- 

 printing . . . 3, 161, 321 



on respiration . . 27 



analysis of thulite . 92 



Arden limestone 96 



on dysluite . . 285 



account of new minerals 



containing barytes . . . 369 



analysis of gadolinite,&c. 403 



Mr.Thomas, on a deposit 



of recent marine shells at Dalmuir 131 

 Thulite, analvsis of. \ . 92 

 Tiedemann, F. on the blood . 56 



Tin, oxide of mordant . . 33 

 Tomlinson, Mr. Charles, on visible 



vibration . . . 358, 433 



on the accidental co- 

 lours of certain solutions on mer- 

 cury 



Tormentilla officinalis, facts relat- 

 ing to . . . . . 



Tungsten 



Tungstic acid . 



439 



393 

 449 

 449 



Uranium, separation of from cobalt 1 17 

 Urea formed without the aid of the 



kidnies .... 60 



Uric acid . . ■ \ . 191 



Urns, ancient .... 394 



Vanadiate of lead, analysis of . 34 

 Vaypi Island, formation of . 339 

 Vegetation, effect of gases on .79 

 Vermilion, similar to Chinese . 195 

 Vibration visible, observations on 



358, 433 

 Virlet, M. on a fresh water forma- 

 tion in Greece . . . .77 

 Vitex trifolia. ... 33 



Volcanoes 69 



Volta, A. M. biography of . 81 

 Voltzite, composition of . . 274 



Walker, Mr. John, on the adjust- 

 ment of the eye to distinct vision, 

 &c 368, 471 



Wallace, Rev. John, meteorologi- 

 cal table by . 240, 320, 400, 476 



Waters, acidulous . . . 283 



mineral .... 281 



Sulphureous . . 284 



Wasp, natural history of the . 459 



Wax, oil of . . . . 209 

 Wermland, botany of . . .216 

 Wheatstone, Mr. on the velocity 



of light .... 307 



on speaking machines 469 



Wicklow, vanadiate of lead from . 48 

 Wolfram, analysis of . . 449 



Yarrell, Mr. on the organs of voice 

 in the cygnus buccinator . . 388 



on two species of Leuciscus 389 



Yttria, experiments on . . 409 



Zinc, chloride of a good caustic. 318 

 Zoophytes, currents in . . . 312 



ERRATA. 



p 20, / 3 and throughout, for Almeyda, read Almaden. p 31, 1 21, for nine, read 

 5|. p 31 , / 30, for somewhat more than half, read about one-third, p 77, / 34, 

 for Corniferae, read Coniferae. p 93, / 3, for while, read white, p 97, I 24, for 

 52, read 50. p 104, I 19, for 44, read 21. p 117, 1 16, for insoluble, read soluble. 

 p 130, / 17, for 2-563, read 1-99. p 158, / 38, for 300, read 3000. p 218, / 6, 

 for Neotna repettis, read Neottia repens. p 239, / 1, for microcoscopal, read 

 microscopical, p 285, / 10 from bottom, for immediatelv, read intimately, p 287 

 / 1, for dried, read tried, p 359, I 28, for length, read levity, p 361, I 5, for 

 down, read between, p 361, / 26. for direction, read division, p 363, I 9, for 

 noise, read note, p 367, / 27, for annexed, read annealed, p 370, / 4 from bottom 

 and throughout, for Alsten, read Alston, p 393, / 4 from bottom, before Macro- 

 glossa, insert JJeilephila Gafii, hoverinsr like. 



\loh r'-fr 



