SECTIONS. INDEX OF AUTHORS. 



155 



social scale, and the means of effecting 



their improvement, 1855, 171. 

 Locke (John), a new route to India — the 



Syro-Arabian railway, 1856, 1 14. 

 , the land-reTolution in Ireland, 1857, 



163. 

 LocKiiART (W.) on the Yang-tse-Keang and 



the Hwang-ho, or Yellow River, 1858, 



152. 



on the mountain districts of China 



and their aboriginal inhabitants, 1860, 

 168. 



Locking (G-.), description of Locking and 

 Cook's patent rotatory valve-engine, 1853, 

 120. 



Logan (Mr. W. E.) on the South Welsh 

 coal basin between the Vale of Neath and 

 Carmarthen Bay, 1837, 83. 



on the age of the copper-bearing rocks 



of Lakes Superior and Huron, and on the 

 physical structure of Canada, 1851, 59. 



Long (Mr.), description of a cave at Ched- 

 dar, 1838, 85. 



* on crag formations and coprolites, 



1852, 53. 



Longchamps (E. de Selys), projet d' obser- 

 vations annuelles sur la periodicite des 

 oiseaux, 1841, 73. 



* on the genus Arvicola, on the Libel- 



lulidse of Europe, and on hybrids of the 

 genus Anser, 1845, 62. 



* on obtaining accurate dates for the 



appearance, &c. of birds, the migration of 

 fishes, the budding, &c. of plants, 1845, 

 62. 



Longmuir (Eev. Dr.), notice of a fossil fish, 

 1859, 114. 



on the section of the coast between the 



Girdleness and Dunnottar Castle, 1859, 

 261. 



on the remains of the cretaceous for- 

 mation, &c. in Aberdeenshire, 1859, 262. 



on the restoration of Pterichthys in 



' The Testimony of the Eocks,' 1859, 263. 



Lonsdale (Dr. H,), notice of an ossified 

 tendo Achillis, and of a case of exostosis, 

 1840, 165. 



LooMis (Prof.) on the relative accuracy of 

 the different methods of determining 

 geographical longitude, 1857, 25. 



on certain electrical phenomena in the 



United States, 1857, 32. 



Lothian (Mr.) on a revolving balance, 

 1840, 206. 



Lothian (J.) on a triple differential wheel, 

 1847, 18. 



LovEN (Prof.) on the bathymetrical distri- 

 bution of submarine life on the north 

 shores of Scandinavia, 1844, 50. 



Lowe (E. J.) on meteors, 1849, 24. 



, observations on zodiacal light, 1851, 



24. 



on some unusual phenomena, 1851, 



33- 



-^ on the land and freshwater moUusca 



found near Nottingham, 1851^ 80. 



Lowe (E. J.) on the force of the wind in 

 July and August 1855, as taken by the 

 "atmospheric recorder" at the Beeston 

 observatory, 1855, 40. 



on a singular mortality amongst the 



swallow tribe, 1855, 112. 



on the temperature of the flowers and 



leaves of plants, 1859, 135. 

 Lowe (Q-.) on some new chemical products 



obtained in gas-works, 1834, 582. 



on crystals of iron pyrites, 1836, 



77. 



* on the purification of coal-gas by the 



application of water in an instrument 

 called "the scrubber," 1853, 45. 



LowMAN (Mr.), on the orthochronograph in- 

 vented by, 1844, 14. 



Lubbock (J.) on the development of Buc- 

 cinum, 1860, 39. 



Lubbock (Sir J. W.) on new empirical ta- 

 bles for finding the moon's place, 1836, 

 12. 



on M. Poisson's theory of the consti- 

 tution of the atmosphere, 1837, 31. 



on the calculation of the perturbations 



of planets and comets, 1847, 9. 



Lucas (P. B.) on two new fasciae connected 

 with the muscles of the human eye, 1841, 

 80. 



*LucAs (W.) on the production of an arti- 

 ficial copper pyrites, 1842, 40. 



on the limestones of Yorkshire, 1844, 



on the alteration in iron exposed to 



long-continued vibration, 1844, 41. 



LuTKE (Admiral), notice of tide observations 

 * by, 1839, II. 



Lyell (Sir C.) on the change of level of the 

 land and sea in Scandinavia, 1834, 

 652. 



* on the fossil shells of the Suffolk 



crag, 1835, 63. 



on certain phenomena connected with 



the junction of granite and transition 

 rocks in Norway, 1837, 67. 



on vertical lines of flint, 1838, 87. 



on the origin of the tubular cavities 



filled with gravel and sand, called sand- 

 pipes, in the chalk near Norwich, 1839, 

 65. 



■ on remains of mammalia in the 



crag and London clay of Suffolk, 1839, 

 69. 



on two species of shells of the genus 



Conus, in the lias or inferior oolite, near 

 Caen, in Normandy, 1840, no. 



on ancient sea-cliffs and needles in the 



chalk of the valley of the Seine in Nor- 

 mandy, 1840, III. 



on the delta and alluvial deposits of 



the Mississippi, and other points in the 

 geology of North America, 1846, 117. 



on the occurrence of a stratum of stones 



covered with barnacles in the red crag at 

 Wherstead, near Ipswich, 1851, 65. 



, introductory address as President of 



