SECTIONS.— INDEX OF SUBJECTS. 



269 



Littledale's apparatus for the blind, by 

 which they can write and read, 1844, 



99- 

 Lituites hibernicus, J. W. Salter on, 1852, 



6i. 

 Liver, A. Shaw on some peculiarities in the 



circulation of the, 1842, 79. « 



Liverpool docks, J. Q-rantham on a high- 

 level railway for the, 1854, 151. 

 • museum, on some specimens of shells 



from the, 1860, 116. 

 Livingstone expedition, extracts from a 



letter of Dr. Kirk relating to the, 1859, 



183. 

 Loan funds in Ireland, H. J. Porter on the, 



1841, 93 ; 1842, 98. 



Locomotive differential pulley, investigation 



of the principle of the, by J. I. Hawkins, 



1833,424; 1835, 112. 

 •-■ engine, Mr. Hawthorn on an improved 



method of working the valves of a, 1838, 



160. 

 engines on railways, G. Heaton on the 



cause and prevention of oscillation of, 



1849, 116. 

 Locomotives, road, Earl of Caithness on, 



1860, 204. 

 — -, straight axles for. Prof. Vignoles on, 



1842, 104. 



Logarithms, mnemonical. Dr. Eootsey on, 



1836, 38. 

 Logologues, Prof. Hamilton on a new 



theory of, 1835, 7. 

 Logwood, Prof. Erdmann on hjematoxylin, 



the colouring principle of, 1842, 33. 

 London clay at Kyson, discovery of the re- 

 mains of mammalia in the, 1839, 70. 

 clay, Prof. Agassiz on the fishes of the, 



1846, 52. 

 clay, Eev. Prof. Henslow on detritus 



derived from the, and deposited in the 



red crag, 1847, 64. 

 Longevity, on literary and philosophical 



pursuits as conducive to, by Dr. Fowler, 



1854, 114. 



Longitude between Greenwich and New 

 York, E. J. Dent on the determination of 

 the difference of, by means of chrono- 

 meters, 1839, 27. 



— -— between London and Edinburgh, Sir 

 T. M. Brisbane on the difference of, 1838, 

 20. 



, observations on Prof. Loomis's re- 

 marks on, deduced from the method of 

 moon-culminating stars, by Rev. Dr. T. 

 R. Robinson, 1857, 27. 



, Prof. Loomis on a method of deter- 

 mining, by means of the electric tele- 

 graph, 1857, 25. 



, Sir Christopher Wren's cipher, con- 

 taining three methods of finding the. Sir 

 D. Brewster on, 1859, 34. 



Lophius, or mud-fish, A. Murray on the, 



1855, 115. 



Lophopus crystalUna, Prof.Allman on, 1849, 



72. 



Lotus or sacred bean of India, Dr. Buist on 

 the, 1857, 96. 



Lucernaria inauriculata. Prof. Owen on, 

 1849, 78. 



Lucernariadse, on the structure of the, by 

 Prof. AUman, 1844, 66 ; 1859, 143. 



Ludlow rock, upper, and base of the old red 

 sandstone. Sir R. I. Murchison on the 

 bone-beds of the, 1856, 70. 



— — • rocks. Sir R. I. Murchison on the fossil 

 fishes of the, 1837, 91. 



Luminiferous vibrations, on a method of 

 determining whether they are parallel or 

 perpendicular to the plane of polariza- 

 tion, by the Abbe Moigno, 1857, 9. 



Luminosity of the sea on the Cornish coast, 



C. W. Peach on the, 1849, 80. 

 Luminous bands in the spectra of various 



flames. Sir D. Brewster on the, 1842, 



15- 



beams, Rev. Prof. Powell on a re- 

 markable instance of, observed by G. A. 

 Rowell, 1852, 11. 



■ lines in certain flames corresponding 

 to the defective lines in the sun's light. 

 Sir D. Brewster on, 1842, 15. 



Lunar craters, Geminus, Burckhardt, and 

 Bernoulli, W. R. Birt on the mid-day il- 

 lumination of the, 1859, 30. 



— — volcanic craters, J. Nasmyth on the 

 structure of, 1854, 91. 



volcanos, T. W. Webb on, 1838, 93. 



curves of minimum temperature at 



Greenwich and Utrecht, on the similarity 

 of the, by J. P. Harrison, 1860, 44. 



influence on temperature, by J. P. 



Harrison, 1858, 36. 



meteorological cycle, L. Howard on a, 



1845, 25. 



— — and terrestrial motion, secular varia- 

 tions in, from the influence of tidal action, 



D. Yaughan on, 1857, 40. 



— — observations made at Greenwich, G. 



B. Airy on the state of the reductions of 



the, 1844, 2. 



rainbow, J. K. Watts on a, 1851, 41. 



— — surface, J. Nasmyth on the structure 



of the, and its relation to that of the 



earth, 1850, 25. 

 — — surface, Prof. Phillips on micrometrical 



and photographic drawings of the, 1854, 



tables, new empirical, Sir J. W. Lub- 

 bock on, 1836, 12. 



Lunars, Colonel Shortrede on calculating, 

 1859, 4. 



Lungs, diseased, from sand respired, 1837, 

 108. 



, Dr. Barnes on abscess of the, 1838, 



134- 

 , Dr. Crawford on a case of anthracosis, 



1838, 13. 

 — — , Dr. De Yrij on the black colouring 



matter of the, 1849, 36. 

 •— — , Dr. W. Thomson on their infiltration 



with black matter, 1834, 683. 



