INDEX. 



717 



Land-owners, Nnmbcr of Englisli, 504. 



Lnssalle'.s Advice, 421. 



Lecture Arrangements, (1871)) 159, 

 (1880) 255, 828, (1881) 400, 544. 



Leopold, Prince, electeil Honorary 

 JMeniber, 2S8, :>28. 



Light from Electric Current, 1, 2, 3. 



Lighthouse, Illumination by Elec- 

 tricity, 5, G, 11, 12. 



Lockyer on Spectra, 506, note; Sug- 

 gestions, 292. 



London, Weather and Health, 629. 



Lontin Macliine, 14. 



Lubbock, Sir J., Fruits and Seeds, 

 595. 



Habits of Ants, 174. 



Luminous Plienomena, 142. 



Lyell on Land and Sea, 269. 



MacIntyre, 553. 



Magic Mirrors, 25 ; Property, 27. 



Magnesium, Spectrum, hSQ. 



Magnetic Disturbance, 656. 



Magneto-electric Light, 5. ' 



]\Liine, Sir H. S., The King in his 



Relation to Early Civil Justice, 540. 

 IMalay Islands, 273. " 

 Marc-Aurele, 369. 

 Marshall, John, Proportions of the 



Human Figure (jio abstrtid), 282. 

 Martini Henry Kifie, Experiments 



with, 74. 

 Marx's Observations, 415. 

 Maxwell on Molecular Theory of Gases, 



504, 506. 

 Memories, Blended, 161. 

 Mental Images, 044. 

 Mercuric Fulminate, 62, 64. 

 Meriten's IMachine, 15 ; Presented, 170. 

 Meteoric Showers, 41. 

 Meteors, 40. 



Metliyl Chloride, 54, 57. 

 Miller's Observations on Spectra of 



Stars, 286. 

 Minerals, Experiments with, 150. 

 Mitchell, A., on Weather and Health, 



629. 

 Molecular Physics in High Vacua, 138, 



432. 

 Molecules, 494. 

 Monthly Meetings : — 



(1879) February, 37; March, 59; 

 April, 159 ; May, 172 ; June, 202 ; 

 July, 250; November, 252; De- 

 cember, 255. 



(1880) February 283 ; March, 328 ; 

 April, 359 ; May, 388 ; June, 452 ; 

 July, 454 ; November, 456 ; De- 

 cember, 459. 



^Monthly Meetings — continued. 



(1881) February, 512; March, 522; 

 April, 544 ; May, 574 ; June, 672; 

 July, 706 ; November, 708 ; De- 

 cember, 712. 

 Mortality, 029. 

 Moseley, H. N., Deep-Sea Dredging, 



331. 

 Moulton's Researclies on Electric Dis- 

 charge, 427. 

 Movement of Plants, 597. 

 Musical Criticism, 437. 

 Pitch, 530. 



Newton, H. A., on Orbit of Meteors, 43. 



Sir Isaac, on Sensation, 116. 



Account of the Prism, 349. 



Theory of Colours, 351. 



Nitrites, Formation of, 263. 

 Nitro-glycerine, 62; Comparison of, 79. 

 Nobel, Alfred, on Explosives, 62. 

 Noble's Chronoscope, 64, 78, 231. 

 Northumberland, Duke of, presents 



Engine and Machine, 170. 

 November Meteors, 40. 



Ohm's Battery, 13. 



Optical Study of the lElasticity of Solid 



Bodies, 191. 

 Orbits of Meteors, 43. 

 Origin of Spejcies, Coming of Age of, 



361. 

 Ornament, 440. 



Otto Gas Engine presented, 170. 

 Ou-tseu-hing on Mirrors of Japan, 28. 



Pastecr on Science, 23. 

 Perry, Professor, Experiments on Ja- 

 panese Mirrors, 29. 

 Phosphorescence, 143, 431. 

 Photographic Spectra of Stars, 285. 

 Photophone, 532. 

 Platinum Wire Radiation, 20, 21. 

 Pliny on Indigo, 581. 

 Pollock, W. H., on Dumas Pere,.383. 



Shakspcare Criticism, 577. 



Preece, W. H., Multiple Telegraphy, 



Telegraphic Achievements of 



Wheatstone, 297. 



presents Phonograph, 37. 



Priestley on Ammonia, 51. 

 Primogeniture, 501. 

 Printing with Artificial Indigo' 590. 

 Projectiles, 232, 319. 



Radiant Matter, 142. 

 Radiation Experiments, 264. 

 Radiometer. 140. 



