INDEX. 
Ill 
' •Disks, action of flashes upon rapidly 
floating •••• 168 
Draining and cultivating land .... 599 
Drawing papers, straining of .... 462 
Dykes in Mayo and Sligo .... 213 
Dynamics, general method in . . 42 — 221 
Dynamometer .... 611 
Dysluite • • • • 37 
Eaine . • • • • • • 36 
Earth, figure and magnitude of the. . 690 
Earthquakes and volcanic eruptions 93 
, prodigious force of. . . . 130 
Edolian and ceblepyrine subfamilies 
of the laniidse of Nepal .... 324 
Electric light . . .... 109 
currents .... 399 — 456 
V Electrical phenomenon .... 172 
relations of certain metals. . . . 220 
theory of the universe 222 — 355 
—474—689 
shock from a sheet of paper. . 293 
■ experiment . . .... 400 
conductibility of small masses. . 456 
Electricity, atmospheric . . . . 6—456 
, Harris on .. .... 16 
, Faraday’s experimental re- 
searches in . . . . 18 — 220 
, experiments on the velocity of 41 
,passage of, along a platinum wire219 
by contact . . .... 454 
from deoxidation . . . . ' 
, peroxide of lead an excellent 
conductor of . . .... 
, magnetism by common. . . . 
Electrolyzation, intensity necessary 
for . . .... 
Electro-magnet, Dr. O’Shaugbnessy’s 
experiments on the employment of 
the, as a moving power .... 
Electro-magnet, cause of the remark- 
able difference between the attrac- 
tions of a permanent, and an, on 
soft iron at a distance .... 
Electro-magnetic moving power .... 
forces, application 
of, to manufacturing purposes. . . . 
power, application 
of, to mechanics . . . . .... 
Electro -magnetism, McGauley on 
, Ritchie and Ste- 
velly’s remarks on 
Electrometer, modified .... 
Electro-pulsations and electro-mo- 
mentum . . 389 
Electro -vegetation 475 
Elephants in A.byssinia .... 238 
Embia, characters of, by Westwood 391 
Embossing on wood .. 138-610 
Entomology of the Mauritius .... 593 
Equatorial depression .... 333 
Eudiometer, Hare’s . . .... 494 
Exley on the reduction of chemis- 
try to mathematical principles .... 537 
Fabrics, elastic, method of v,reaving.. 132 
454 
457 
39 
433 
470 
137 
105 
337 
531 
536 
218 
Faraday on electricity .... 18 — 220 
Fedia, species of .... 389 
Ferns, British, Don’s remarks on. . . . 388 
Fibrine, action of saline solutions on. . 86 
Finance, British .... 547 
Fii'e-engine, metallic .... 28 
Fishei*y, pearl .... 299 
Fishes, fossil .... 214 — 277 
Flax, home-grown .... 610 
Floor-cloth manufactory, Brandeon. . 23 
Flour-making machine, Hebert’s — 467 — 606 
Flour-making an employment for the 
poor . . , . 597 
Flowering of a West Indian plant in 
the open air .... 238 
Flowers of oerithera, luminous appear- 
ance on the .... 173 
Fly, dipterous, the larva of which 
produces a kind of gall .... 274 
Fly, house, guard against 297 
Footmarks of unknown birds and ani- 
mals in new red sandstone .... 333 
'Mi’orbes on the compressibility of water 295 
Force, permanent, of a horse .... 613 
Fox on the electrical relations of certain 
metals ..., 220 
Free School examination .... 149 
Fusion of refractory substances .... 494 
Gadolinite, chemical analysis of .... 123 
Gahnite .... 2 
Galbraith’s astronomical observations 383 
—449—585—653 
Galls found on a species of oak .... 389 
Galvanism, Fox’s experiments in. . .. 483 
Galvanism, terresrtial 678 
Gamboge, on the tree which produ- 
ces . . . . .... 630 
Gas, cooking by .... 32 
for burners, and for stopping 
the same .... 192 
Gases, specific heat of .... 218 
■MSastric juice .... 170 
Gauley, Me, on electro-magnetic mov- 
ing power .... 137 
Geological revolution .... 6 
character of the mountain 
ridge between Sylhet and Assam . . 300 
Geology and geography 212 
• of Kemaon . . 151 — 199 — 247 • 
of Spain .... 214 
, of the country b etween Ma- 
dras and the Neilgherry hills. . 256 — 305 
, recent researches in .... 276 
, .. 348— 471— 690 
, opinions of celebrated philo- 
sophers concerning .... 472 
— , opinions of the latest cultiva- 
tors of .... 473 
of the Neilgherry and Koon- 
dah hills . . .... 622 
of Southern India .. .. 628 
, new system of 684 
Glasgow, present state of .... 503 
— , church accommodation at, , » . 503 
