594 



Index. 



[Oct., 



Tin Ores, Calcining, 423. 



Tinning Iron, 571. 



Tissues, "Woven, Kendering Imperme- 

 able, 107. 



Total Eclipse of 1869, 251. 



Tourmaline, Analysis of, 418. 



Constitution of, 127. 



Trams for Colliery Use, Comparative 

 Merits of Large and Small, 267. 



Tramways. Street, 402. 



Transit of Venus, 95, 252. 



of Planet over the Sun, Irnitatins: 



the, 252. 



Trees along Promenades, Damage to, 

 107. 



and Plants, Foreign, for English 



Gardens, 350. 



Triassic and Permian Bocks of the Mid- 

 land Counties, 114. 



Tkoost and Hautefeutlle, MM., Heat 

 of Union of Carbon, Boron, and Sili- 

 con with Oxygen, 287. 



Trophic Nerves, 200. 



Tuuiuli near Honiton, Devon, 93. 



Tunnel under the Thames, 265. 



Tyxdall, J., RES., on Diamagnetism 

 and Magne-crystallic Action, 501. 



L. 



Underground Temperatures, Observa- 

 tions on, 207. 



Underhold, E., Prevention of Boiler 

 Incrustations, 109. 



Uxwln, W. C, Wrought-iron Bridges 

 and Koofs, 72. 



Uranium and Zirconium, Spectra of, 

 259. 



Vegetable Phvsiology, Chronicles of, 

 99, 254, 394,* 524. 



Teratology, 84. 



Vegetation of Howes Island, 101. 



Venus, 97, 393. 



Transit of, 95, 97, 252, 253. 



Vertebrates and Ascidian Molluscs, 

 Kinship of, 142. 



Viaduct, Holborn, 112. 



Victoria, Minerals from, 550. 



Gold from, 130, 422. 



Vignoles, C. B., F.B.S., Inaugural Ad- 

 dress of, before the Institution of 



. Civil Engineers, 266. 



Viridescence of Leaves, 104, 



Voelckeb, Dr., Falsification of Manures. 

 376. 



Vogel, M., Change in Colour of Flowers. 

 525. 



Vogelsang and Geissler, MM., Deter- 

 mination of Fluids in Crystals by 

 Means of Spectrum Analysis, 125. 



Volcanoes, Forbes on, 538. 



W. 



Wake, Mi-., on the Bace Affinities of 

 the Madacasses, 247. 



Wanelyn, J. A., Sodium and Chlorine, 

 259. 



"Water, Action of, on Glass and Porce- 

 lain, 106. 



Clarifying Muddy, 532. 



Evaporation of, from Plants, 103, 



524. 



Expansion of, when Freezing, 427. 



Waterproof Paper, 261. 



Wartha, Dr. von, Solid Disulphide of 

 Carbon, 428. 



"Weald, Antiquity of Iron Mines of the, 

 92. 



Weather Calendar for Xorth-"West Ger- 

 man v, 122. 



of Gibraltar, 520. 



Websky, Dr., on Epiboulangerite, 282. 



"Weight, Increase of, during Combustion, 

 137, 568. 



"Weston, Mr., on the Lunar Apennine 

 Eange, 253. 



"Wheat-flies, 511. 



Wheatstoxe, Sir C, on a Cause of 

 Error in Electroscopic Experiments, 

 429. 



"Whitaker and Beistow, Messrs., For- 

 mation of the Chesil Bank, 117. 



"Whymper, E., Fosril Flora, 406. 



Wild, Prof., Phvsical Observatory at 

 St. Petersburg* 122. 



' Bepertoriuni fur Meteorologie,' 



278. 



Williams, G, on City Transit, 405. 



Bailway Accidents and Means of 



Preventing, 113. 



J., Chinese Becords of Eclipses, 



253. 



Wiltshire, Bev. T., on the Chief Groups 

 of the Cephalopoda, 116. 



Freezing of, 428. 



Winchell, Prof., on the Origin of Prairie 

 Vegetation, 527. 



' Wind in its Circuits,' 548. 



Winds and Currents, Physical Geogra- 

 phy in relation to, 549. 



Winds, Influence of, on Climate, 276. 



prevailing over the Globe, 275. 



Wine, Electric Improvement of, 289. 



Wings, Movements of, in Flight, 436. 



"Winkler, Dr. G, Bleaching; Wood-pulp. 

 108. 



Wire Tramwav, 404. 



