INDEX. 
Magnetism, notices in, 183. 
Magnetism of the violet rays, 183. 
Magnets , on the method of making artificial ones, 183. 
Mahabarat, copy of, presented to the Edinburgh University Museum, 
206. ' • # 
Mandell, Rev. W. on a new self-regulating lamp, 388. 
Marble, on the changes in Carrara, 190. — on the method of colouring 
it, 191. 
Marsh, Mr J. ; his electro-magnetic apparatus described, 374-376. 
Martin , Benjamin, his experiments on Iceland crystal, 1 50.- — his tele- 
scope! and microscopes of Iceland crystal, 247. 
Mechanical problems, solution of two, 390. 
Meteoric stone in the department of the Vosges, 398. 
Meteorology, notices in, 185. 
Microscope description of a new reflecting one, 326. 
Mineralogy, notices in, I89. 
Mohs, Professor; his reply to Professor Weiss on his Crystallographic 
discoveries, 275. 
Mont Blanc, account , of a recent successful ascent of, 1 69- 
Morison, Major, on the hybernation of the corncrake, 414. 
Mouldiness prevented by the use of perfumes, 33. 
Murray, Mr John, on the physiology of the fibres of the root, 37.— 
on the ignition of wires by the galvanic battery, 88. 
N 
Napier , Mr J. on the magnetism of the brass-stand of a compass, 81 
note. 
Natural philosophy, scientific intelligence in, 259* 
Neclcer, M, de Saussure’s travels, notice of, 402. 
New York , longitude of, 182. 
Nitrous oxide, singular cases of the effects of, 204. 
Notices, miscellaneous, in natural history, 2 59* 
O 
Object-glass , op the change of its focal length by a change in the ve- 
locity of light, 388. 
Obsidian, the genuine opsian stone, 270. 
Ophthalmia produced by snow described, 259- 
Opsian stone, on the genuine one, 269* 
Optics, Scientific Intelligence in, 182, 392. 
Organic remains, on fossil ones as a geognostic character, 226. 
Ornithorhynchus, on the spur of the, 412. 
Ouseley , Sir W. Gore, on the supposed written characters on the wings 
of the locusts, 410.— -oti the colour of the Arabian sea, 415. 
P 
Paintings in fresco, method of detaching them, 203. 
Parhelia, account of two beautiful ones at York, 395. 
Patents, list of Scottish, 208, 420. 
Peacock , Rev. G. On the binomial theorem, 39 1. 
Peat-mosses of Holland, 195. 
Perfumes, on their use in preventing mouldiness, 33, 
VOL. VIII. NO. 16. APRIL 1823. 
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