218 



SECTIONS. — INDEX OP SUBJECTS. 



Bridge of Ashiesteel, rubble, J. Smith on 

 the, 1850, 187. 



, flexible suspension, W. J. Curtis on 



a, 1837, 132. 



, suspension, of steel, over an arm of 



the Danube at Vienna, 1831-32, 608. 



, suspension, over the Avon, T. Motley 



on a, 1838, 157. 



, tubular, on the priority of the inven- 

 tion of, 1850, 170, 



, tubular, proposed by Mr. Stephenson, 



for crossing the Menai Straits, W. Fair- 

 bairn's experiments on the, 1846, 107 ; 

 Prof. Hodgkinson's experiments on the, 

 108. 



Bridges, J. Barton on the calculation of 

 strains in lattice girders, 1852, 123. 



, oblique, P. Nicholson on, 1838, 



152. 



, suspension, J. M. Eendel on a system 



of trussing for the roadways of, 1841, 

 102. 



, timber, B. Green on constructing, 



1838,150. 



, timber, in special reference to rail- 

 ways, Mr. Vignoles on, 1840, 195; Mr. 

 Mitchell on, 197. 



Brine-spring, carbonic acid gas emitted by a, 

 1838, 28. 



British Association Catalogue of Stars, W. 

 S. Jacob's notes on the, 1854, 25. 



British Channel, G. Eoberts on a remark- 

 able tide in the, 1848, 37. 



isles, A. Petermann on the hydro- 

 graphy of the, 1848, 73. 



seas, R. M'Andrew on some animals 



new to the, 1844, 64. 



flora, additions to the, 1848, 84. 



Britons, ancient, on the forms of the crania 

 of the, by J. B. Davis, 1854, 127. 



Bromine, on the equivalent of, by Dr. W. 

 WaUace, 1859, 88. 



and chlorine, on the allotropic modi- 

 fications of, analogous to the ozone from 

 oxygen, by Dr. T. Andrews, 1855, 48. 



and its compounds. Dr. Glover on the 



physiological and medicinal action of, 

 1840, 157. 



Bronchial tubes, J. Carson on the uses of 

 the muscular fibres of the, 1842, 80. 



Brorson's comet of short period, Dr. Von 

 Galen on, 1851, 23. 



Brougham's (Lord) experiments on light, 

 remarks on, by Eev. Prof. Powell, 1851, 

 II. 



Brucia, on testing for, by J. Horsley, 1856, 

 53 ; on a new method of extracting it 

 from nux vomica without alcohol, 54. 



* Bruit de soufflet,' Dr. Corrigan on the me- 

 chanism of, 1835, 87. 



Bryarea scolopendra, found in Dublin Bay, 

 R. Ball's notice of, 1849, 72. 



Bryozoa, marine. Rev. T. Hincks on a pe- 

 culiar organ which occurs on some of the, 

 1852, 75. 



r , Prof. Allman on the nervous system 



and certain other points in the anatomy 



of the, 1849, 71. 

 Bryozoon, freshwater, new. Prof. Allman on 



a, 1849, 72. 

 Bubalus moschatus (fossil musk-ox), from 



the Wiltshire drift. Prof. Owen on addi- 

 tional evidence of the, 1856, 72. 

 Buccinum, J. Lubbock on the development 



of, 1860, 139. 

 Buildings, construction of, for the accom- 

 modation of audiences, 1844, 99. 

 , J, Scott Russell on the application of 



our knowledge of the laws of sound to 



the construction of, 1843, 96. 

 , public. Dr. Reid on the construction 



of, in reference to sound, 1835, 14. 

 , pubHc, Mr. Shand on peculiarities 



with regard to sound in, 1840, 52. 

 Bunter sandstone of Dumfriesshire, Prof. 



Harkness on the position of the footsteps 



in the, 1850, 83. 

 Buoy, Gresham, for recording the loss of 



missing ships at sea, J. Gresham on the, 



1858, 219. 

 Burdie House limestone, D. Page on the, 



1855, 91. 

 Bursaria, Prof. Allman on the structure of, 



1853, 65. 

 leuca, Prof. Allman on the occurrence 



of peculiar organs resembling thread-cells 



in, 1854, 105. 

 Butterflies, British, on the distribution of, 



by H. T. Stainton, 1859, 156. 

 Butter-tree of Africa, notice of the, 1846, 



■90- . 

 Buttneriaceae, Sir R. Schomburgk on Lightia 



lemniscata, a new genus of, 1844, 71. 

 Butyro-limnodic acid, J. S. Brazier on, 

 1852, 35. 



Cable, Atlantic, on diminishing the strain 



by an elastic regulator, by C. Brooke, 



1857, 180. 

 , electric, on the discharge of a coiled, 



by Prof. W. Thomson, 1859, 26. 

 Cables, electric, on the submersion of, by 



J. Maclean, 1858, 215. 

 , long submarine, on the retardation 



of signals through, by P. Jenkin, 1859, 



251. 

 , submarine telegraphic, H. Conybeare 



on apparatus for laying down, 1858, 



209, 

 , telegraphic, on constructing and lay- 

 ing, by J. Mackintosh, 1858, 214. 

 Cadmacetite, on the optical properties of, 



by W. Haidinger, 1855, 11. 

 Cajcidae, on peculiarities of growth in, by 



P. P. Carpenter, 1857, 102. 

 Calc-spar, on rings seen in viewing a light 



through fibrous specimens of, 1860, 



19. 

 Calcareous spar, unequal expansion of, when 



heated, 1837, 44. 

 Calceola sandalina, a British fossil, 1839, 



69. 



