yi8 



INDEX. 



*Lapwokth (Prof. C.) on the Trias of 



the Midlands, 768. 

 Laemoe (Dr. J.), the action of magnetism. 



on light, ivith a critical correlation of 



the various theories of Ught-propaga- 



tion, 335. 

 on a familiar type of caustic curves, 



G95. 

 Latham (Baldwin) on the climatological 



and hydrographical conditions of tropi- 

 cal Africa, 572. 

 Latimer, Bishop Hugh, as an economist, 



Kev. W. Cunningham on, 853. 

 Laurie (Malcolm) on the eurypterid- 



bearing deposits of the Pentlaiid hills, 



470. 

 Layaed (Miss N. F.) on the roots of the 



lemna and the reversing of the fronds 



in Lemna trisulca, 803. 

 Lean (Bevan) on ethyl butanetetra- 



carboxylic acid, and its derivatives, 



729. 

 Leather industry, fermentation in the, 



J. T. Wood on, 723. 

 Leboue (Prof. G. A.) on earth tremors, 



287. 

 on the circulation of iindergroimd 



naters, 463. 

 on geology in professional educa- 

 tion, 773. 

 Leipnee (Prof. A.) on the legislative pro- 

 tection of wild birds' <ggs, 552. 

 *Leitner (Dr.) and Dr. J. Beddoe 



on the Dards and Siah-Posh Kafirs, 



901. 

 Lemna, the roots of, and Ihe reversing 



of the fronds in Lemna trisulca, Miss 



N. F. Layard on, 803 

 *LiEGEAED (A. de) on the census of 



foreigners in France, 856. 

 *Life, the physico-chemical and vitalistic 



theories of, J. S. Haldane on, 798 

 Light, ihe action of, vpon dyed colours, 



report on, 373. 

 , -, on the hydracids ofthehalogens 



in presence of oxygen, report on, 3S1. 

 , the action of magnetism on, with a 



critical correlation of the varions 



theories of light-propagation, Br. J. 



Larmor on, 335. 

 , coloured, the action of, on assimila- 

 tion in marinealg([',C.C. lliincanon,5SS. 

 ■ , the expansion of chlorine gas under 



the influence of. Dr. A. Richardson on, 



719 



or sound, the reflection of, from a 



corrugated surface, Lord Rayleigh on, 



cno. 



Lighthouses, flashing lights for, O. T. 



Olsen on, 882. 

 Lilivm martogon, some new features in 



nuclear division in. Prof. J. B. Farmer 



on, 806. 

 Lime salts in relation to some physio- 



logical processes in the plant, Dr. J. 



Clark on, 818. 

 Ltndvall (C. a.) on the glacial period, 



its origin and effects, and the possi- 

 bility of its recurrence, 776. 

 *Liquid, transplacement of a, by a 



moving body, E. Major on the laws of . 



the, 707. 

 LiVBiNG (Prof. G. D.) on wave-length 



tables of the spectra of the elements And . 



compounds, 387. 

 Lockhabt (W. S.) on an automatic 



gem-separator, 883. 

 Lockyee (J. N.) on n-ave-length tables 



of the spectra of the elements and covi- 



pminds, 387. 

 Lodge (Prof. A.) on carrying on the 



tables connected with the Pellian equa- 



tion, 73. 

 on calculating tables of certain 



mathematical functions {BesseVs), 227. 

 (Dr. O. J.) on the establishment of 



a national physical laboratory, 120. 

 on jjractical electrical standards, 



127. 



— on the connection between ether 

 and matter, 688. 



supplementary note on the connec- 



tion between ether and matter, 704. 

 and F. H. Naldee, note on a 



galvanometer suited to physiological 



use, 703 

 Lubbock (Sir J.) on the teaching of 



seicnce in elementary schools, 566. 

 ♦Luminosity and temperature of gases. 



Prof. A. Smithells on the, 729. 

 Luminous organs of Cephalopod.a, W. E. 



Hoyle on the, 802. 



McKendeick (Prof. J. G.) on the physio- 

 logical action of the inhalation of 

 oxygen in asphyxia, more especially in 

 coal mines, 551. 



McLaeen (Lord) wi meteorological ob- 

 servations on Hen J\^evis, 280. 



McLeod (Prof. H.) 071 the best methods 

 of recording the direct intensity of 

 solar radiatvm, 144. 



071 the bibliography of spectroscopy, 



227. 



on the bibliog7-a2)hy of solutio7i, 372. 



on the influence of the sileiit dis- 



cha7'gc of electricity on oxygen and other 

 gases, 439. 



*MacMahon (Major A. P.) on a special 

 class of generating functions in the 

 theory of numbers, 699. 



Mad head. Dr. Crockley Clapham on the, 

 900. 



Madan (H. G.) on the bibliography of 

 spectroscopy, 227. 



Malformation from pre-natal influence 

 on the mother, A. R. Wallace on, 798. 



Magmatic concentration (in igneous 



