714 



INDEX. 



Trowbridge, on counting, 402. 



Truchot, 545. 



Trumbull, 400. 



Tschermak, Prof., 271, 275, 276. 



Tullberg, Dr., 452. 



Tycho, 434, 439. 

 Tuning-forks, vibrations of, 221. 

 Tupmau, Captain, 27. 

 Turkey, the people of, 390. 

 Turkistan, Russian, 344. 

 Turn-table, self-centring, 300. 

 Turner, Rev. M. G., 398. 



W., 4^3. 

 Tnrretini, 164. 



Tweeddale, Marquis of, 47S. 

 Tycho Brahe, 142. 

 Tylor,E. B.,3S0, 403. 

 Tyndall, Prof., 205, 232, 363, 370, 5S5. 

 Tvndall's opacity of aqueous vapor, 127. 

 Tyson, Captain, 2S0, 325. 



U. 



rjfalvy, 397. 



Ultra-violet rays of the sun, 158. 



spectrum, the, 164. 

 Underground cables, 5S7. 



railway for Paris, 5S2. 

 temperature, 92. 

 Underwood, Hon. George, 50. 

 Unit of measure, 402. 

 United States Fish Commission, 413. 

 Naval Observatory, 75. 

 University Observatory (Cambridge), 82. 



(Oxford), 82. 

 Upsala Meteorological Observatory, 132. 



Royal Society, 43S. 

 Upton, Winslow, 24, 50. 

 Uranus and Neptune, 33. 

 Urea from ammouia and carbonyl sul- 

 phide, 26S. 

 Uses of the telephone, possible, 224. 

 Utah, Southeastern, 307. 

 Utilization of heat and other natural 

 forces, 211. 

 of solar heat, 583. 



Vade Mecum by Blanford, 134, 135, 137. 

 Valentin, G.,483. 

 Valentiner, Dr. W., S7. 

 Valentini, Prof.,3S4. 

 Valliant prize to L. Schulhoff, 43. 

 Value of the Strong gas, 593. 

 Valz prize to Messrs. Henry, 43. 

 Vampirus, 489. 

 Van Bebber, Dr. J., 141, 175. 

 Van Beck, 220. 

 Van Bemmelen, 541. 

 Van Beneden, K., 45S. 

 P.,4S3. 

 Van der Broeck, 310. 

 Van der Mensbrngtjhe, 217. 

 Van Tieghem, 518, 522. 

 Varenne and llebre, 25S. 

 Variable stars, 7. 

 Varro and St. Augustine, 30. 

 Vascular dentine in fishes, 400. 

 Veeder, Prof., 98. 

 Vegetable anatomy, 507. 



physiology, 522, 549. 

 Vegetation, 201, 202." 



and atmospheric electricity, 

 201. 

 Yelain, 310, 311. 



Velocity of sound in air, 220. 

 Venezuela, journey to, 337. 

 Ventilation of railway tunnels, 206. 

 Ventoza, 3. 

 Venus, 30. 



transit of, 26. 

 Verangeville-Dombasle, 597. 

 Verrill, Prof., 303, 410, 434, 439. 

 Vertebrate limbs, origin of, 450. 



zoology, 455. 

 Vertical diminution of temperature, 105. 

 Very, F. W., 47. 



Lieutenant S. W., 22. 

 Vespertiliomdre, 490. 

 Vesque, 522. 

 Vessels. 401. 

 Vesuvius, lavas of, 97. 

 Vienna Congress of Meteorologists, 132. 



Imperial Academy, 42. 



Observatory (Austria), 89. 



temperature for the last 100 years, 

 166. 

 Vietinahotite, 2S6. 

 Vigueria, Elba, 284. 

 Vilanova, 310. 

 Villari, Prof., 149. 

 Ville, 552. 

 Vincent, 229. 



Vines, Sydney II., 514, 519. 

 Violle, J., 103. 

 Virginia, sugar-beet in, 569. 

 Virlet d'Aoust, 310. 

 Viscovish, Captain F., 137. 

 Visiani, Prof. R. de, 511, 524, 626. 

 Vochting, 524. 



Voelcker, Dr., 525, 543, 545, 557, 559, 569. 

 VogeLDr. C.,5,8S,352. 

 Vogt, 423. 

 Voit, 564. 



Volcanic soils, fertility of, 545. 

 Voltaic cell, a new, 246. 

 Voltameter, a new form of, 251. 

 Vom Rath, G., 275, 270, 284. 

 Vortex motion, 100. 



statics, 169. 

 Vowels and consonants unaltered by being 



spoken backward, 225. 

 Viba, C, 2S2. 



Vulcan discovered by Prof. Watson, 24,27, 

 29. 



discovery of, 2. 



found by Prof. L. Swift, 54. 

 Vulcanology, 90. 

 Vulpian, A.,4S3. 



W. 



Wagener, Dr., 100. 



Wagner, 145,484,538. 



Wahl, Dr. Win. H., 571, 5S5, 003. 



Wake, C.S., 403,4H4. 



Wakllieim, Prof. Fischer von, 51S. 



Waldo, Frank, 50. 



Leonard, 3S, 40, 41, 50, 70. 

 Wale, George, 350. 

 Wales, 287. 



Walker, Colonel J. T., 340. 

 Wallace, 304, 410, 420, 4S4. 

 Wallich, Dr., 372. 

 Wallis, Dr. Gustav, 626. 

 Wanner, 142. 

 Warming, 366, 812, 614. 

 Warrington, It., 547. 



Warsaw University Observatory (Austria), 

 89. 



