206 



SECTIONS. INDEX OP SUBJECTS. 



Algebraic equations, Mr. Peebles on the 

 expressibility of the roots of, 1840, 54. 



equivalence. Rev. Prof. Jarrett on, 



1S45, I. 



geometry, Prof. Stevelly on the doubt- 

 ful algebraic sign in certain formulae of, 

 1836, 5. 



Alkalies, Dr. Will on an improved method 

 of ascertaining the commercial value of, 

 1843, 37. 



, organic, H. How on the hyposulphites 



of the, 1854, 70. 



Alkalimetry, Dr. A. P. Price on a new me- 

 thod of, 1854, 74. 



Alkaline earths, Dr. Matthiessen on the me- 

 tals of the, 1855, 66. 



emanations from sewers and cesspools, 



Dr. Gladstone on the, 1856, 57. 



sulphates contained in alums. Prof. 



Frankland on conserving the, 1855, 

 62. 



Alkaloid, new, from a new species of Pereira, 



the Cryptocaria pretiosa, 1844, 85. 

 Alkaloids produced during the destructive 



distillation of animal substances. Prof. 



T. Anderson on the, 1854, 64. 

 Alligator, S. "Wood on the discovery of an, 



in the freshwater cliff at Hordwell, 1844, 



50.. 

 , sharp-nosed, Prof. Owen on the teeth 



of, 1838, 144. 

 Alloxan and alloxantine, Prof. Gregory on 



the preparation of, 1840, 74. 

 Alloys, Prof. F. C.Calvert on the expansion 



of, 1858, 46. 

 , Prof. F. C. Calvert and E. Johnson 



on, 1855, 50. 

 , Prof. F. C. Calvert and R. Johnson 



on the specific gravities of, 1859, 66. 

 , C. V. Walker on the voltaic reduction 



of, 1845, 30. 

 Alluvial basin of the Middle Rhine, Sir 



R. I. Murchison on the, 1843, 56. 

 deposits of Belfast, J. Grainger on the 



shells found in the, 1852, 74. 

 terraces on the rivers of New Brims- 



wick, 1840, n6. 

 Alluvium, ancient, with bones of Pachy- 



dermata, 1850, 91. 

 Aloe, Dr. Daubeny on an irregular produc- 

 tion of flowers in an, 1842, 65. 

 Alpaca, W. Danson on the, 1840, 131. 



wool, W. Danson on, 1839, 92. 



Alphabet for the use of geographers, eth- 

 nologists, &c., A. J. Ellis on an, 1855, 



143. 

 a LyrjE, Rev. Dr. Robinson on the parallax 



of, 1837, 3. 

 Alsine stricta, British, 1844, 72. 

 Altitude-observations at sea. Prof. Smyth 



on, 1855, 29. 

 Altitudes of places in Great Britain and 



Ireland, on the compilation of a general 



tableof, 1831-32, 581. 

 Alum, Dr. Apjohn on a new variety of, 1837, 



49. 



Alum, Dr. Odling on its effects in panifica- 

 tion, 1857, 55. 



manufactvu-e of Glasgow, Prof. T. 



Thomson on the, 1840, 61. 



Alums, Prof. Frankland on a mode of con- 

 serving the alkaHne sulphates contained 

 in, 1855, 62. 



Alumina, R. Phillips on some properties of, 

 1848, 58. 



, superphosphate of, Dr. Daubeny on 



refining sugar with, 1857, 45. 



and silica. Prof. Chapman on the iso- 



morphous relations of, 1850, 50. 



Aluminitmi, Dr. S. Macadam on the pro- 

 duction of a frosted surface on articles 

 made of, 1858, 56. 



, R. Reynolds on the practical appli- 

 cation of, 1858, 66. 



• , Prof. J. W. Mallet on the atomic 



weight of, 1857, 53 



, Prof. W. Thomson on the thermo- 

 electric position of, 1855, 20. 



, notice of a large bar of, 1855, 64. 



, ammonio-iodide of, Rev. J. B. Reade 



on, 1857, 57. 



Alysidota conferta, G. Busk on, 1859, 146. 



Amalgams, J. P. Joule on some, 1850, 



55- 



Amaurosis, Dr. Prichard on the treatment 

 of, 1836, 108. 



Amber, Sir D. Brewster on a remarkable 

 specimen of, 1834, 574. 



America, R. H. Walsh on equitable villages 

 in, 1857, 170. 



American Indians, A. K. Isbister on the 

 Nehanni tribe of a Koloochian class of, 

 1847, 121. 



American, British North, exploring expe- 

 dition, Capt. J. Palliser on the course and 

 results of, 1860, 170. 



Amethyst, Sir D. Brewster on the crystal- 

 lization of tourmaline, titaniiun,and quartz 

 within, 1853, 3. 



plates, Sir D. Brewster on the use of, 



in experiments on the polarization of 

 light, 1858, 13. 



Ammonia, animal, Rev. J. B, Reade on its 

 formation, evolution, and office, 1858, 



and boracic acid, R, Warington on the 



production of, by volcanic action, 1854, 



and nitric acid in rain-water, J. B. 



Lawes and Dr. J. H. Gilbert on the 



amounts of, and methods of estimating, 



1854, 70, 164. 

 in volcanic emanation, R. Warington 



on the source of, 1858, 71. 

 , A. Gages on some arseniates of, 



1857, 47- 

 , commercial carbonate of, Mr. Scanlan 



on the constitution of, 1838, 63. 

 , chloro-arsenite of. Dr. W. Wallace 



on, 1858, 70. 

 , lithiate of, a secretion of insects, W. 



Herapath on, 1836, 70. 



