INDEX TO VOLUME X. 



Abel, F. A., Dangerous Properties of 

 Dusts, 88. 



Abney, Captain, Spectrum Analysis in 

 the Infra-red of the Spectrum, 57. 



Absorption Spectra, 2."0. 



Alexandrian Museum and Libraries, 

 12. 



Animal Excitability, 146. 



Animals in Motion, 44. 



Annual Meetings, (1882) 114, (1883) 

 322. 



Aqueous Vapour, 254, 260 ; Producing 

 Sound, 178. 



Athletic Games and Greek Art, 272. 



Atoms, 185, 256, 259. 



Ayrton, Professor W. E., Electric Rail- 

 ways, 66. 



BALForR, B., Island of Socotra, 296. 



Becquerel, E., Experiment on Fluores- 

 cence, 210. 



Bedouins, 301. 



Bell's, Professor Graham, Experiments, 

 175. 



Blasting of Coal or Eock, 110. 



Blue Sky, 204, 206. 



Bowman, William, elected Honorary 

 Secretary, 14. 



Boys, C. Vernon, Meters for Power and 

 Electricity, 235. 



Bradley's Discoveries, &c., 117. 



Bramwell, Sir F., Channel Tunnel, 121. 



London (below bridge) N. & S. 



Communication, 483. 



Bridges, 485. 



Canons, 268. 



Cauchy's Colour Theory, 198, 202. 



Centaurea, 158. 



Cetacea, 360. 



Chalk, 123, 132. 



Channel Tunnel, 121. 



Chromium Spectrum, 246. 



Cirrus Cloud Observations, 332. 



Climate in Town and Country, 17. 



Coins, Representations on, 287, 291. 



Colliery Explosions, 94. 



Colorado, 269. 



Colours, 196. 



Comets, 1. 



Compressed- Air Propulsion, 138. 

 Contact Electricity, 190, 195. 

 Conway, M. D., Emerson and his Views 



of Nature, 217. 

 Cycads, 221. 



De La RiE, "Warren, resigns Secretary- 

 ship, 14, 30. 



Dew, 254. 



Dewar, Professor, Researches of Henri 

 Ste. Claire Deville(abstract deferred), 

 87. 



Electric Arc and Chemical Syn- 

 thesis (abstract deferred), 398. 



Dionaa, 147, 159. 



Dispersion Theory, 198, 202. 



Dissociation, 320. 



Drake, Sir Francis, 233. 



Dufour's Observations, 21. 



Dusts, Dangerous Properties of, 88. 



Dynamo-Alternating-Machiue, 76. 



Electric Attraction, 190. 



Discharge, 78. 



Lighting. 33. 



Meters, 236. 



Railways, 66. 



Elements, Ultra-violet Spectra of, 245. 

 Emerson and his Views of Nature, 217. 

 Engine-power Meter, 238. 

 Excitability of Plants and Animals, 



146. 

 Explosions, 89. 



Ferns (fossil), 223. 

 Flour-Mill Explosions, 89. 

 Flower, W. H., Whales, 360. 

 Fluorescence, 208, 210. 

 Fluorescent Screen, 245, 258. 

 Fog, 25. 



Forecasting of Weather, 323. 

 Fossil Vegetation, 220. 

 Frankland, E., Climate in Town and 

 Country, 17. 



Galloway's Experiments, 96. 



Gas from Meteorites, 6, 7. 



Gas Engine, Donations for, 214, 266. 



Gases producing Sound, 177. 



Geikie, A., Canons of the Far West, 268. 



