INDEX to VOL. VIII. 
—>—_ 
A xsorpTION, on, 58. 
Achromatic microscope, 70. 
Acids :—hydriodic, 191; hydrochloric, 
353; suberic, 443; carbonic, 446, 
583; arsenovinic, 447; new acid of 
bromine, 588. 
/Ether, on the formation of, 258. 
Agassiz (Prof.) on the fossil beaks of 
four species of Chimera, 6; on the 
fossil fishes found in English collec- 
tions, 72; the Wollaston Medal award- 
ed to, 310. 
Air, influence of its artificial rarefaction 
and condensation in some diseases, 
62: action of mushrooms on, 82. 
Aldehyd, a new compound, 83. 
Algebraic equations, 402; elimination, 
538. 
Alison (R. E.) on the earthquake of 
Chili, Feb. 20, 1835, 74. 
Ammonia, its action on the chlorides 
and oxides of mercury, 495. 
Animals, thermometer for determining 
minute differences of temperature in, 
57. 
Antimony, on a supposed new sulphate 
and oxide of, 476; crystallized oxi- 
chloride of, 585. 
Apjohn’s (Dr.) formula for inferring the 
specific heats of gases, error in, 21. 
Araneide, undescribed species of, 481. 
Arches, skew, construction of, 299. 
Architecture, on the entablature of Gre- 
cian buildings, 430; Gothic, 449. 
Arsenic, vaporization of, 190. 
Arsenovinic acid, 447. 
Astronomy :— improved astronomical 
clock, 71; Newton and Flamstead, 
139, 211, 218, 225; the aurora bo- 
realis of Noy. 18, 184, 236, 350, 412, 
439; Halley’s comet, 148, 173; Dr. 
Brinkley, 155; Mr. Troughton, 155 ; 
new observatory at Catania, 256; so- 
lar eclipse of May 15, 293, 589, 590; 
new method of reducing lunar obser- 
vations, 373. 
Atkinson (J.) on Sir G.S. Mackenzie’s 
remarks on certain points in meteoro- 
logy, 187. 
Atmosphere, action of mushrooms on 
the, 82; action of plants upon, 415. 
Aurora borealis of Nov. 18, 154, 236, 
350, 412, 439. 
Babington (C. C.) on new British and 
European plants, 345. 
Babylon and Babel, non-identity of, 506. 
Barlow (P.) on the theory of gradients 
in railways, 97 ;.on Lecount’s trea- 
tise on iron rails, 291. 
Barlow (W. H.), experiments on Drum- 
mond’s light, 238. ; 
Barometer, self-registering, 67. 
Barytes and strontia, separation of, 259. 
Bat, long-eared, habits of, 265. 
Bayfield (Capt.) on the transportation 
of rocks by ice, 558. 
Beck (Dr.) on the geology of Denmark, 
553. 
Beke (C. T.) on the Persian Gulf, and 
on the non-identity of Babylon and 
Babel, 506. 
Berzelius (M.) on the properties of tel- 
lurium, 84; symbolic notation first 
introduced by, 101; on Faraday’s sup- 
posed sulphate and oxide of antimony, 
476. 
Binney (E. W.) on a patch of red and 
variegated marls, 571. 
Blackwall (J.), characters of some un- 
described species of Araneide, 481. 
Botanical Society of Edinburgh, 440. 
Botany :—Indian Gentianee, 75; two 
species of the genus Pinus, 255; on 
the Nephrodium rigidum, 255; va- 
rieties of Erica ciliaris and Tetralia, 
256; on several new British and 
European plants, 345; on a species 
of Agave, 346; Cooper’s Botanical 
Rambles, 411; action of light upon 
plants, and of: plants upon the atmo- 
sphere, 415; on the ovula of Santa- 
lum album, 423; W. Sherard and 
Dillenius, 424; Botanical Society of 
Edinburgh, 440; on the green colour 
of plants, 469; on germination, 491. 
Brayley (E. W. jun.), note on Mr. Chal- 
lis’s paper on capillary attraction, 
172 
Breithaupt’s Mineralogy, 173. 
Brewster (Sir D.) on the crystalline 
lenses of animals, 195, 416; on the 
lines of the solar spectrum, and on 
those produced by the earth’s atmo- 
sphere, and by the action of nitrous 
acid gas, 384; on the colours of natu- 
ral bodies, 468; on the optical pro- 
