INDEX. 
451 
Lamont, A. Esq. his account of the capture of a colossal ray, 113. 
Lamp, hydro-pneumatic. Dr Fyfe’s description of one, 341. 
Lead, Mr Brooke’s remarks on Mr Haidinger’s paper on the Sulphato- 
tri-carbonate of, 157. 
Leslie, Professor, his observations on electrcal theories, 1. 
his remarks on the light of the moon and planets, 3Q3. 
Letters from Dr Oudney, Mr Bowdich, and Captain Parry, oSO. 
Lightning, exemplification of its effects upon the human body, 305. 
Lignite, account of its occurrence in coarse marl-limestone near Paris, 412. 
Literary property, value of, in Scotland, forty years ago, 426. 
Macleay, W. S. Esq. his report on the state of the trees in St James’s 
and Clyde Parks, 123. 
Maclureile, Mr Vanuxem’s remarks on, 411. 
Macquarrie Island, Mr Raine’s notice regarding, 46. 
Magnetical experiments and discoveries, view of Mr Barlow’s, 65. 
experiments by Mr Scoresby, 355. 
Mallah of Miana, a venomous insectfound in Persia, remarks on the, 418. 
Manufacture of baize and flannel at Rochdale, 222. 
Marobia , description of, 213. 
Mars and Venus, on the spots of, 211. 
Mediterranean, medium heat of the, 214. 
Merrichs, Mr, letter from, relative to the Arctic expeditio ,388.. 
Meteoric stones, .‘/04. 
Meteorological observations made at Paramatta, N. S. Wales, 119* 
Mimosa-bark, Mr Kent on the use of its extract for tanning, 266 . 
Mineralogy, Mr Brooke’s remarks on the optical system of, 187. 
Montrose, on the present wooden bridge, and on the erecting a sus- 
pended iron-bridge at, 140. 
Moon and Planets, Professor Leslie’s remarks on their light, 293. 
Mountain tallow, description of, 214. 
Murray, Hugh, Esq. his observations on the results of Captain Parry's 
late expedition, 225. 
Negro, on the colour of the skin in the, 219- 
Nervous system, its existence denied in avertebral animals, 419- 
Oil-gas, Dr Fyfe on the value of, compared with coal-gas, 17L 367- 
Optic nerves, on their semidecussation, 420. 
Optical system of mineralogy, Mr Brooke’s remarks on, 187* 
Oudney, Dr, letter from, 380. 
Paramatta , meteorological observations made at, 119- 
Party, account of a remarkable evening one at M. Arago’s, 427- 
Parry, Captain, observations on the results of his late expedition, 225. 
— extract of a letter from, 388. 
Patents granted in Scotland, list of, 224, 427* 
Pearls, on the growth, structure, and colour of, 39* 
Perkins’ steam-engine, account of a paper upon, 211. 
Phenomena, celestial, from July to October 1824, 207- — from October 
1824 to January 1825, 402. 
Pinite, Dr Gmelin’s analysis of, 87* 
Plants, luminous, notice regarding, 222. 
Dr Graham’s lists of rare, flowering in the Edinburgh Royal 
Botanic Garden, 206, 401. 
