Index. 



479 



s. 



Sale of minerals, 74. 



Saliva, 397. 



Saltpetre, on the production of, 138. 



Satellites of the Ceorgium Sidus, 68. 



Saussure, Theodore de, on the absorp- 

 tion of the gases by different bodies, 

 241 — on the conversion of starch into 

 sugar, 4"i4. 



Scoresby, Mr. on polar ice, and the 

 practicability of going to the north 

 pole, 143 — on the woaps, and the 

 size of the whale, 31. '. 



Seppings, Mr. his method of construct- 

 ing ships of war, 134. 



Septaria, on the formation of, 408. 



Ships of war, new construction of, 134. 



Silk, raw, absorption of gases by, 252. 



Skeleton from (Eniugen shown to be 

 that of a salamander, 146. 



Sky, isle of, geological account of, 

 140. 



Solution, observations on, 454. 



Sorbic acid, account of, 66. 



Spinal marrow, experiments to deter- 

 mine its action on the hearts of fishes, 

 222. 



Spring carriages, on, 314. 



Staft'a, account of, 64. 



Starch, on the conversion of, into 

 sugar, 424 — analysis of, 427. 



Steam engine, explosion of, 236— 

 queries respecting, 465. 



Steinheilite, 150. 



Storer, Dr. John, on an ebbing and 

 flowing well, 281 . 



Stratification, on, 216. 



Stream, on an ebbing and flowing, 221. 



Sugar of grapes, analysis of, 4'JH. 



from starch, analysis of, 427. 



Sulphate of lime, absorption of gases 

 by, 251. 



Sunderland lime-stone formation de- 

 scribed, 115. 



Table mountain at the Cape of Good 



Hope, (fracture of, 315. 

 Talc, indurated, of llir Z< ilund B , 142. 

 Taylor, Mr. John, on the economy of 



tin- mines of Cornwall and Devon, 



58. 

 Teneriffe, geological ai count of, 57. 

 TeunaiU, Smilhson, l.-q. biographical 



account of, I, 81 — on an easier mode 



of obtaining potaiiiiuOi 139 — on the 



means of producing a double distil- 

 lation with the same heat, 140. 



Thermometer, on, 231. 



Toad found in the trunk of a beech, II. 



Trap and sand-stone, junction of, at 

 Stirling Castle, 57. 



Tungsten, experiments on, 198. 



Valves, queries respecting, 305. 



Vascular and extra-vascular parts of 

 animals, on the connection between, 

 174. 



Vauqueliu, M. accident which hap- 

 pened to, 157 — memoir, by, on iri- 

 dium and osmium, 392. 



Urea wanting in urine during hepatitis, 

 392. 



W. 



Wainewright, Rev. Latham, on the 

 literary and scientific pursuits at 

 Cambridge, 294. 



Wales, north, geological observations 

 on, 363. 



Walker, Mr. Alex, on the intellectual 

 functions of man and animals, 26, 

 118 — attempt of, to systematize 

 anatomy, phvsiology, and patho- 

 logy, 283. 



Water, resistance of, 278. 



Webster, Mr. Thomas, on some nevf 

 varieties of fossil alcyonia, 59. 



Wells, Dr. answer to Prevost, by, re- 

 specting dew, 432. 



Werner's collection of minerals, 78. 



Werner ian Society, meetings of, 142. 



Whale, size of, 74, 313. 



Wilkinson, Dr. C. on septaria, 408. 



Williams, J. Esq. on Huel Peever, 141. 



Wind, force and velocity of, 277. 



Woaps, description of, 313 



Wdllaston, Dr. VV. Hyde, description 

 of an elementary galvanic batteiv 

 by, 209. 



Woods, absorption of gases by, 252. 



\S ool, absorption of gases by, 252. 



Yttro-ceritc, 150. 



Yule, Dr. on the germination and 

 economy of ferns, 142. 



END OF VOL. VI. 



