4388 
; sett Byte 
Taylor, I. Esq. on some remarkable 
appearances in coke, 307. 
Tellurium, dre of, 136, 
Temperature, mean, in different parts 
“of the world, tables of, 378. 
Thomson, Dr, Thomas, account of the 
* improvements in the physica} sciences 
~* during 1815, by, 1—on the re-union 
. of parts of the living body accident- 
ally separated, 263—on the composi- 
tion of phosphoric acid, 301—ana- 
Iysis of a flexible sand-stone, by, 315 
—analysis, hy, of a new ore of 
copper, 321—on the relation hetweea 
the specific gravity of gases and the 
weight of their atoms, 343—analysis 
of native carbonate of strontian, by, 
399—weight of an atom of strontian, 
399—analysis of verdigris, by, 400. 
, Mr. John, on the boiler of 
the steam engine, 472. 
Fod, Mr. on the torpedo electricus, 228, 
Tourmaline, action of, on light, 4. 
Tragacanth, gum, Composition of, 398. 
Traill, Dr. on the salt-mines of Carr 
Cita, LBB nial, 4 
Trilahites, OW, DLAs oo iss ae awit bw 
Tulips, pollen of, examined, 49... 
Tungsten, 33. it : 
Variation of the compass, experiments 
on, 13. 
Waucher, M. on conferve, 392. 
Vauquelin, M., on chloric acid, 34—on 
’ chlorates, 39. 
Vegetables, upright growth of, 443. 
Ventilation of coal-mines, on, 283. 
Verdigris, analysis of, 400. 
Vessels, on the stability of, 184. 
Vesuvius, blue mineral from, 402. 
Vine, sap of, analysis of, 51. 
Vinegar in Germany contains tin, 35. 
Vogel, M. on the action of suzar on 
metalic salts, 42—on carbonic Acid 
in urine and blood, 56, © | 
Volcanoes, on, 312. 
Uran-mica, analysis of, 63. 
Urinary caleuius, analysis of, 57. 
Uric acid, 324, ; 
Urine in hepatitis destitute of urea, 56, 
es 
Wales, New South, journey into the 
interior of, 72, 
Walker, Dr. on, 391. 
Watchmen, method of ensuring their 
attention, 163. 
Weather at Plymouth, 267, 
Weaver, Thomas, sq. on the distinctive 
characters of rocks, 387. 
Wells, Dr. on the condensation of water 
on glass, 159—obtains the Rumford 
medal, 243. 
Wernerian Natural History Society, 
meetings of, 387. : 
Wide-mouth, Shoal, survey of, 441. 
Wilson, Alex. life of, 329, 409. 
=, James, Esq. on the emberiza 
cirlas, 389. 
Wollaston, Dr. W. Hyde, elementary 
galvanic battery, by, ll—on the 
cutting diamond,” 459 —analysis of 
meteoric iron, by; 461.” - * 
Worm that ‘infests the stickleback, 106. 
Wurzer, Professor, finds iron in @ 
urinary calculus, 57. 
ave 
Xylopia sericea, 136. , 
» & 
¥ttrocerite, analysis of, 60. 
Yvart, M. on rust in wheat, 394, 
Z. ; 
Zamboni, Prof. electrometer, by, 10. 
Zinc, experiments op, 33. 
Zoology, improvements in, during 1815, 
“ERRATA IN VOL, VI 
P, 454, line 17, dele that. 
— 470, —- 18, for and alcohol and oil, read and ether and oil, 
— 410, —- 21, — burn and, read burnt. 
—>— 
ERRATA IN VOL. VII. 
P. 192, line 24, for Padrift, read Tadrift. 
— 194, —~ 29, ——stellage, read kenbledge. e 
Cs =-206, "— 31, — DT, read DF. 
;— 5, — dilated, read diluted. 
“2+ 306, —- 17, —— 123°57, read 122'37. 
; — 49, — and is composed, read is composed, 
—. 386, ——. 9, —- Tigarga, read Tigarea. 
— 397, —- 35, ——- Thenard, read Proust. . 
In Plate XLV. Fig. 16, should be a right-angled triangle. 
In Plate XLIX, for Sulit 
C. Baidwin, Printer, 
New Bridge Street, London. 
ad Sulitelma. 
