312 
INDEX. 
Solar spectrum , on the action of the rays of the, on vegetable colours, 181. 
Sparaxis tricolor , photographic action on a solution of, 199. 
Spongiadce, animal nature of the, 223. 
T. 
Table, of observations of the magnetic intensity on shore, and on board Her Majesty’s Ship Ere- 
bus, by Captain James Clark Ross, R.N., between London and the Cape of Good Hope, 14. 
between the Cape of Good Hope and Kerguelen Island, 38. 
— of observations of the magnetic intensity on shore, and on board Her Majesty’s Ship 
Terror, between London and the Cape of Good Hope, 27. 
between the Cape of Good Hope and Kerguelen Island, 39. 
of the intensities observed in Her Majesty’s Ship Erebus, in the space of the Atlantic com- 
prised within the isodynamic curve of 0*9, 34. 
of the intensities observed in Her Majesty’s Ships Erebus and Terror between the Cape 
of Good Hope and Kerguelen Island, 41. 
of the diameter of Malpighian bodies, and of tubes emerging from them, in fractions of 
an English inch, 72. 
of the electric inductive capacities of various bodies, 170. 
of atmospheric thicknesses corresponding to different elevations, 241. 
of meteorological observations at Brientz, Sept. 25, 1832, 247. 
— at the Faulhorn, Sept. 25, 1832, 248. 
• of actinometer observations at Brientz, Sept. 25, 1832, ibid. 
at the Faulhorn, Sept. 25, 1832, 249. 
of results of actinometer observations at Brientz and the Faulhorn, Sept. 25, 1832, 250. 
of meteorological observations at various stations, September 1832, 285. 
of miscellaneous actinometer observations, September 1832, 266. 
of miscellaneous comparative actinometer observations, September 1832, 267. 
• - — of actinometer observations on the glacier of the Lower Aar glacier, 269. 
Thames, on the laws of the rise and fall of the tide in the river, 1. 
Thoracic duct, on the chemical analysis of the contents of the, in the human subject, 81. 
Tide, on the laws of the rise and fall of the, in the river Thames, 1. 
Turmeric, action of light on paper coloured with tincture of, 194. 
U. 
Uterus, an appendix to a paper on the nervous ganglia of the, with a further account of the ner- 
vous structures of that organ, 173. 
V. 
Viola odorata, action of light on a solution of, spread on paper, 198. 
Voltaic combinations , sixth letter on, 137. 
LONDON: 
PRINTED BY RICHARD AND JOHN E. TAYLOR, 
RED LION COURT, FLEET STREET. 
