Index. 
Ss; 
Sale of minerals, 74, 
Saliva, 397. ..~ 
Saltpetre, on the production of, 138. 
Satellites of the Georgium Sidus, 68, 
Saussure, Theodore de, on the absorp- 
tion of the gases by different bodies, 
241—on the conversion of starch into 
sugar, 424, 
Scoresby, Mr. on polar ice, and. the 
practicability of going to the north 
pole, 143—on the woaps, and the 
size of the whale, 31.3. 
Seppings, Mr. his methou 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 CEniugen 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, 
Staffa, account of, 
Starch, on the conversion of, 
sugar, 424—analysis of, 427. 
Steam engine, explosion of, 236— 
queries respecting, 465, 
Steinheilite, 150. 
Storer, Dr. John, on an ebbing and 
flowing well, 22]. 
Stratificatien, on, 216. 
Stream, on an ebbing and flowing, 221. 
Sugar of grapes, analysis of, 428, 
——- from starch, analysis of, 427. 
Sulphate of lime, absorption of gases 
by, 251. 
Sunderland lime-stone formation de- 
scribed, 115, 
into 
a 
Table mountain at the Cape of Good 
Hope, structure of, 315. 
Tale, indurated, of the Zetlands, 142. 
Taylor, Mr. John, on the economy of 
the mines of Cornwall and Devon, 
8. 
meneriite, geological account of, 57. 
Tennant, Smithson, Esq. biographical 
account of, 1, 81—on an easier mode 
of obtaining potassium, 139—on the 
END OF VOL, VI. 
479 
means of producing a double distil- 
lation with the same heat, 140, 
Thermometer, on, 231. 
Toad found in the trunk of a beech, 11. 
Trap and sand-stone, junction of, at 
Stirling Castle, 57. 
Tungsten, experiments on, 198, 
Ws 
Valves, queries respecting, 305. 
Vascular and extra-vascular parts ef 
animals, on the connection between, 
174, 
Vauquelin, M. accident which hap- 
pened to, 157—memoir, by, on iri- 
dium and osmium, 392, 
Urea wanting in urine during hepatitis, 
392. 
\ Oe 
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, physiology, and patho- 
logy, 283. 
Water, resistance of, 278. 
Webster, Mr. Thomas, on some new 
varieties of fossilalcyonia, 59, 
Wells, Dr. answer to Prevost, by, re- 
specting dew, 432, 
Werner’s collection of nit eve! 78. 
Wernerian 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. 
Wollaston, Dr, W. Hyde, description 
of an elementary galvanic battery, 
by, 209. 
Woods, absorption of gases by, 252, 
Wool, ‘absorption of gases by, 252, 
is 
Yitro-cerite, 150, 
Yule, Dr. on the germination and 
economy of ferns, 142, 
