INDEX. 



535 



Latham (B.), experiments on the influ- 

 ence of the angle of the lip of rain 

 gauges on the quantity of water col- 

 lected, 278 ; on the temperature of 

 town water supplies, 499. 



Law of facility, a modification of the, 

 D. M'Alister on, 267. 



* of the power required for different 



speeds of the same steam vessel, R. 

 Mansel on the, 526. 



*Lawson (Prof. M. A.) on a spore-pro- 

 ducing glfeocapsa, from the great con- 

 servatory at Chatsworth, 377. 



Lead fume, A. French on, with a de- 

 scription of a new process of fume 

 condensing, 301. 



Leathern and wooden objects, some 

 curious, from Tullyreagh bog, County 

 Antrim, W. J. Knowles on, 395. 



Lebour (Prof. G. A.) on underground 

 temperature, 40 ; on experiments to 

 determine the thermal conductivities 

 of certain rocks, 58 ; on the circulation 

 of underground waters, 155 ; on ' culm ' 

 and ' kulm,' 352. 



Lee (J. E.) on the erratic blocks of 

 England, Wales, and Ireland, 135 ; on 

 the exploration of Kent's Cavern, 140 ; 

 on the occurrence of a fish allied to 

 the coccosteus in a bed of Devonian 

 Limestone near Chudleigh, 332 ; on fos- 

 sils found in a bed of Devonian rocks 

 at Saltern Cove, in Torbay, and in a 

 quarry of the Old Red Sandstone, near 

 Caerleon, in Monmouthshire, 332. 



Lefevre (J. G. Shaw) on the possibility 

 of establishing a close time for the 

 protection of indigenous animals, 165 ; 

 Address by, to the Section of Economic 

 Science and Statistics, 479. 



Leptodora hyalina, the occurrence of, in 

 England, Sir J. Lubbock on, 369. 



Levi (Prof. L.) on the work of the An- 

 thropometric Committee, 175 ; on the 

 scientific societies in relation to the 

 advancement of science in the United 

 Kingdom, 458 ; on the savings of the 

 people as evidenced by the returns of 

 the trustees and Post Office savings 

 banks, 492. 



Lewin (Lieut.-Col. T. H.) on the trade 

 routes from Bengal to Tibet, 432. 



Life, a classification of the physical con- 

 ditions of, by C. Roberts, 381. 

 Lightning protectors for telegraphic ap- 

 paratus, W. H. Preece on, 259. 

 Limestone, the efflorescence of the, at 

 Les Baux, in Provence, Dr. Phene on, 

 344. 

 Linear differential equations, a theorem 



in, W. H. L. Russell on, 263. 

 Liquid jets, the action of magnets on, 



Prof. S. P. Thompson on, 257. 

 Lista (Don R.) on the discovery of the 



sources of the Chico in Southern Pata- 

 gonia, 436. 



* Lister (T.) on the rarer birds occurring 

 in South and West Yorkshire, 378. 



Lockyer (J. N.) on recent spectral obser- 

 vations, 317. 



Lodge (Dr. O. J.) *on a hypothesis con- 

 cerning the ether in connection with 

 Maxwell's theory of electricity, 258 ; 

 *on a new electrometer key, 258. 



Logic, the algebra of, A. Macfarlane on 

 the fundamental principles of, 262. 



London, the climate of, synchronism of 

 mean temperature and rainfall in, H. 

 C. Fox on, 277. 



Lonsdale (N. L.) on an improved rain 

 gauge, 280. 



Lowe (E. J.), comparison of the effects of 

 the frosts of 1860-1 and of 1878-9, 377. 



Lubbock (Sir J.) on the exploration of 

 Kent's Cavern, 140 ; on the exploration 

 of certain caves in Borneo, 149; on the 

 occurrence of Leptodora hyalina in 

 England, 369 ; on fruits and seeds, 

 370. 



Lucas, (J.) on the quantitative elements 

 of hydrogeology, 499. 



Luff (A. P.) on the chemistry of some of 

 the lesser-known alkaloids, especially 

 veratria and bebeerine, 133. 



Luminous meteors, report on observations 

 of, during the year 1878-79, 76. 



Lunatics and their property, the care of, 

 the assimilation of the law of England, 

 Scotland, and Ireland as to, Dr. W. N. 

 Hancock on, 493. 



Macadam (W. I.) on the chemical com- 

 position of a nodule of ozokerite found 

 at Kinghorn-ness, 309. 



M'Alister (D.) on a modification of the 

 law of facility, 267. 



Macfarlane (A.) on the fundamental 

 principles of the algebra of logic, 262. 



Mcintosh (Dr. W. C.) on budding in the 

 Syllidian annelids, chiefly with refer- 

 ence to a branched form procured by 

 H.M.S. ' Challenger,' 372. 



Mackintosh (D.) on the erratic blocks of 

 England, Wales, and Ireland, 135. 



Macrory (Mr.) on patent legislation, 223. 



Madeira, atmospheric electricity at, re- 

 port of the Committee appointed to 

 obtain observations on, 63. 



Magnets, the action of, on liquid jets, 

 Prof. S. P. Thompson on, 257. 



Man, the geological evidence as to the 

 antiquity of, Prof. W. Boyd Dawkins 

 on, 399. 



♦Mansel (R.) on the law of the power 

 required for different speeds of the 

 same steam vessel, illustrated, within 

 the limits of experience, by a linear 

 scale of their relation, 526. 



