INDEX. 



713 



Survey of India, 346, 347. 



Surveys, consolidation of the, 327. 



Sutro tunnel, the, 572. 



Suttor, Eugene, 16S, 212. 



Swank, 603, 609. 



Sweden, statistics of, 399. 



Swedish and Norwegian maps, 353. 



Swift, Prof. Lewis, 27, 29, 36, 54, 71. 



Swiuton,A.H.,445,446. 



Switzerland, climate of, 142. 



map of, 353. 

 Sylvester, 257. 

 Sylvestrene, 265. 

 Symons, G. J., 132, 140, 1S5, 186. 

 Szabo, 311. 

 Szaboite, 285. 

 Szathmari, 220. 



T. 



Tacchini, 77, 131. 

 Tait, Prof., 1S4. 

 Talmage, of Leyton, 26. 

 Tarry, H., 129. 

 Tasimeter, the, IS, 256. 

 Tawney, 288. 

 Taylor, Sedley, 41. 

 Taznite, 2S5. 

 Tebar, J. M., 1S5. 

 Technical chemistry, 26S. 

 Technology, 5S5. 

 Teeth in tithes, movable, 460. 

 Telegraph-lines, electrical disturbances on, 

 194. 

 for the Signal Service, 120. 

 Telegraphy, 5S6. 

 Telephone, 254, 586. 



for magnetic observations, 109. 

 Tellurium minerals, 276. 

 Tern pel, William, 41, 79. 

 Temperature, 162. 



of the air and the surface of 

 the earth com- 

 pared, 95. 

 directly exposed 

 to the sun, 149. 



of the soil when shaded, 534. 



on vegetation, 201. 



underground, 92. 



variations in Sweden, 164. 

 Temple Observatory (Rugby), 83. 

 Tennant, Colonel, 12. 

 Tension, surface, 217. 

 Terquem, 222, 223. 

 Terrestrial magnetism, 105. 

 Terschelling, island of, 414. 

 Tertiary strata, 302. 

 Test-object, new, 359. 

 Thacher, J. K., 456. 

 Thalen, 186. 

 Tliallogens, 505, 514. 

 Thatcher, Charles, 626. 

 Theory and practice in agriculture, 525. 



of nitrification, 54S. 

 Thermal capacity of the soil, 531. 

 Thermometers, errors of, 120. 

 Thermometry and change of state, 227. 

 Thermopiles of Noe and of Clamond, 250. 

 Thiel,H.,439. 

 Thiesen, 157. 

 Thilo, Colonel, 132. 

 Thomas, Prof. Cyrus, 16, 453. 

 Thompson machine, 113. 



Prof. A. II., 199, 217, 225, 239, 

 246. 



Thompson, Prof. S. P., 1S9. 

 Sir Henry, 5S7. 

 Thorns, William J., 391. 

 Thomsen, Dr. Wilhelm, 396. 

 Thomson, 91, 93, 94. 



collector, 14S. 

 Dr. Thomas, 626. 

 Prof. Allen, 416. 

 Prof. Joseph J., 161, 340. 

 S P 132. 



Sir William, 118, 168, 212, 244. 

 Sir Wyville, 114, 316, 320, 419. 

 and Kurz, 524. 

 and Mendelieff, 205. 

 Thomson's absolute electrometer, 251. 

 Thorell, 451. 

 Thorpe, 231. 



Dr., determines the magnetic ele- 

 ments, 21. 

 Thi'imen, Von, 507, 519. 

 Thunder-storms, 1S5. 

 Thuret and Bornet, 515. 

 Thwaites, 372. 

 Tidal currents, 116, 117. 

 Tides and waves, 118. 

 Tietjen, Dr., 83. 

 Tiger, size of, 492. 

 Timiriazeff, 241. 

 Timor, island of, 350. 

 Tin, disintegration of, 600. 

 Tisley, 223. 

 Tissandier, 197, 207. 

 Tisserand, 32, 33, 44. 

 Tissue-staining, blood, etc., 372. 

 Todd, Charles, 134. 

 D. P., 13, 24. 

 Prof., 508. 

 Tokio College of Engineering, 94. 

 Tolles, 360, 366. 

 Tomes, C. S., 460. 

 Topinard. Dr., 390, 392, 401, 405. 

 Torell, Otto, 309. 

 Tornado and water-spout, theory of, 



ISO. 

 Torncee, 325. 

 Torrey Bulletin, 503. 

 and Gray, 501. 

 Totaigite, 2S5. 

 Touchimbert, 1S1. 

 Toughened glass, 596. 

 Toula, Dr. F., 91. 

 Toussaint,M. H.,367. 

 Toynbee, Captain Henry, 177. 

 Traill, Henry, 130. 

 Transit observations of the sun, 12. 

 of Mercury, 24. 

 of Venus, 26. 

 Transpiration of plants, 508. 

 Trapezium of Orion, 9. 

 Traquair, Prof., 496. 

 Traube, Dr. Moritz, 522. 

 Trautwine, William, 594. 

 Treasury Department, 1. 

 Trecul, 518. 



Trembley's experiments, 367. 

 Trieste Zoological Station, 413. 

 Triploidite, 2S5. 

 Tripp, Dr. H. E., 442. 

 Trout and salmon, North American, 467. 

 Trouve, 255. 



Trouvelot, George H., 53. 

 L.,51. 



and G. H., 24. 

 Trowbridge, David, 161. 



