INDEX. 



349 



Lambton, Major W., observations on 

 Iris measurement on the meridian, 92. 



Laplace, iVt . , 809. 



Lapland mountains, geological survey 

 of, 148. ' 



Lavoisier, M., 209. 



Lenses, achromatic, 117. 



Leroy, M., 215. 



Leslie, Mr., 51. 



, his method of freezing, 119. 



Lift for canal*, a substitute for locks, 

 335. 



Limestone, remarkable interrupted 

 vein in, 77* 



Lion, urine of the, analysis of, 2. 



Liquids, &c. contained in wood, 319. 



Locks on canals, a substitute for; 335. 



Lovi, Mr., on the advantages of mea- 

 suring fluids by weight, 230. 



Lydiatt, Mr. E., his practical experi- 

 ments on hardening steel, 3i. 



M. 



Mac P. ride, Dr. 52. 



Mac Cnlloch, Dr., on an interrupted 

 vein in lime-stone, 77. 



_, 1 on the granite tors 



of Devonshire, 307. On the Use of 

 Staffa, 309. 



Mackenzie, Sir G. 69. 



Magellan, 50. 



Magendie, M., 201. 



Malpi^hi, 319. 324. 



Mangin, Rev. Mr., his account of the 

 figure of trees sketched in the ice, on 

 the bog-lakes of Ireland, 3 13. 



Manners, Dr. J., his experiments on 

 putrefaction, 49. 



Map of England and^Wales, an extra- 

 ordinary large, 150. 



Marcet, Dr. A., his account of some 

 experiments on the congelation of 

 mercury, by means of ether, 119. 



_ . f on the use of nitrate 



of silver, for the detection of minute 

 portions of arsenic, 174. 



Marum, M., 215. 



Measurement of fluids by weight, 230. 



Mechain, M., 94. 



Mercury, congelation of, 119. 



Meridian, measurement of three de- 

 grees of, 90. 



Merino Wool, Rritish, 121. 



Metallic oxides, 249. 315. 



Meteoric stone, 76. 



Meteors and shooting-stars, 298. 



Meteorological Journal for November, 

 62. For December, 140. Eor Janu- 

 ary, 178. For February, 296. 



Microscope, periscopic, ^6. 100. 



Milb'ura, Mr., 74. 



Mines of Cornwall and Devon, 2-24. 



Mitchell, Dr., 53. 



Mountains, vegetation of, 16. 



Mountains of Lapland, travels among, 

 148. 



Mudge, Lieut-col., 247. Observations 

 on his measurement of three degrees 

 of the meridian, 90. 



Muriatie acid, additional experiments 

 on, 42. 



Muriatic acid gas, water in, 68. 264. 



Murray, Mr. J., 42, 69. 



f on the existence of 



combined water in muriatic acid 

 gas, 264. 



N. 



Nomenclature, chemical, principles of, 

 142. 154. 240. 313. 



o. 



O. on arithmetical computations, 195. 

 A question to, 31 1. 



6: ides, metallic, 240. 513. 



Oxiinuriatic acid, additional experi- 

 ments oh, 42. 



