285 



Currents of the Air and Ocean, 134. 

 Currents of the Atmosphere, Vertical 



and Oblique, 134. 

 Darwin on the Origin of Species, 



203, 206, 210, 211, 212, 215. 

 Daubeny, Dr., on Sewage, 94. 

 Debusscope, the, 122. 

 De la Hue, Warren, his Account of 

 the Total Eclipse of the Sun, July 

 18, 1860, 261—265. 

 Diamond, Specific Gravity of the, 



144. 

 Diamonds, Mr. Pole on, 245. 

 Dianthine, New Colour, 190. 

 Dichrooseope, the, 143. 

 Dipping Needles at Greenwich Obser- 

 vatory, 260. 

 Distances, to Measure, 144. 

 Distilling and Cooking Apparatus, 



100. 

 Dye-colours, New, 170, 188. 

 Ear, the Human, 149. 

 Ear, Human, Sensitiveness of, 150. 

 Earth, Study of the, 136. 

 Earthquake in Cornwall, 257. 

 Earthquake in Kent, 258. 

 Earthquakes in Naples, 256. 

 Earthquake in St. Salvador, 257. 

 Earthquake Shocks, Velocity of, 257. 

 Eclipse Spur-box, Gullick's Patent, 



126. 

 Eclipse of the Sun, Total, July 18, 



1860, 261—266. 

 Educational Science, 129. 

 Eggs, Changes in, 217. 

 Electric Current, New, 161. 

 Electric Fluid, Movements of, 162. 

 Electric Targets, 162. 

 Electric Telegraph Conductors, Insu- 

 lation of, 167. 

 Electric Telegraph, Hughes's Dial, 



167. 

 Electric Telegraph Instruments, New, 



Allan's, 107. 

 Electric Telegraphs, Private, 163. 

 Electric Telegraphs, Wheatstone's 



New, 166. 

 Electric Telegraph Wires, Covering, 

 by Hale, Werner, and Siemens, 

 168. 

 Electric Condition of the Fowl's Egg, 



164. 

 Electrical Discharges from the Induc- 

 tion Coil applied to Illumination, 

 161. 

 Electro-Telegraphy, Process of, 166 — 



168. 

 Enamel Surfacing for Metal Pipes, 67. 

 Engravings, Process for Enlarging or 



Reducing, 104. 

 Equatorial Telescope, New, at Green- 

 wich Observatory, 259. 

 Eye-shade, New, 155. 

 Fairbairn on Iron Ships, 42. 



Faraday on Electric Ulumiuation for 



Lighthouses, 86. 

 Faraday on Lead Contaminating 



Water, 177. 

 Faraday on Photography and Fluor- 

 escence, 199. 

 File-cutting Machinery, 69. 

 Fire-arms, Revolving, Improved, 59. 

 Fire-damp in Collieries, Captain Hunt 



on, 184. 

 Fire-escape, New, 116. 

 Fire-proofing Process, 115. 

 Fish-breeding, Fresh-water, 221, 222. 

 Fish, Stomach of, 218. 

 Flints in the Drift, Henslow and De 



Perthes on, 241, 242. 

 Flower-colouring, on, 190. 

 Fossil Vertebrse in Somerset, 252. 

 Fossils of the Lower Rocks, 252. 

 Fuel, Wet, Combustion of, 183. 

 Gall-flies, Inactive Male, 232. 

 Galvanic Communications of Green- 

 wich Observatory, 259. 

 Gas Leakage, and its Effects, 89. 

 Gas, New, for Lighting, 83. 

 Gas, Eoasting by, 91. 

 Gas and Water Mains, Subways for, 

 80. 

 I Gaslights, Smoke from, 84. 



Gas-making, Clarke's Improvements 



in, 83. 

 Gases, Liquefaction of, 170. 

 Gases, Narcotic and Irritant, Effect 



of, on Plants, 237. 

 Gems in Australia, 258. 

 Geological Phenomenon in Savoy, 250. 

 Glass Manufacture, Improved, 120. 

 Gloire French Steam Frigate, 36. 

 Gold from Australia, 246. 

 Gold in New Zealand, 247. 

 Gold in Yeins, 247. 

 Gold-Nugget, Welcome, ttom. Ballaarat, 



247. 

 Grantham on Iron Ships, 41. 

 Great Works of I860, 13. 

 Great Storm in Wiltshire, 273. 

 Ground Ice, Engelhardt on, 254. 

 Guano, Boussingault on, 184. 

 Gun-barrels, Fouling, 59. 

 Gun-cotton, Spontaneous Combustion 



of, 183. 

 Gun, Knapp's Cast Steel, 56. 

 Gun, Lancaster, 55. 

 Gun-metal, New, 55. 

 Gun, Whitworth's, 52. 

 Gutta-percha and India-rubber for 



Telegraph Wires, 163. 

 Harbours and Batteries, New Float- 

 ing, 28. 

 Harmoniums, Improved, 124. 

 Heat, Conduction of by Gases, 138. 

 Heat, transmitted tnrough Gaseous 



Bodies, 138. 

 Hunt, Mr. P.., Testimonial to, 60. 



