INDEX* 



G49 



Stones in the stomachs of cod, 264. 

 Storm signals iu New South Wales, 44. 



warnings, British and American, 

 45. 

 Stout, Dr., 133. 

 Stove, improved, 450. 

 Stowe, Mr. William, 398. 

 Stowmarket, gun - cotton explosion at, 



4S4. 

 Strange, Colonel, 29. 

 Streets, Dr. Thomas H., 181, 19C. 

 Strieker, Mr., 276. 

 Struve, Professor, 11, 12. 

 Strychnine and chloral, 5S3. 



on vaso-motor nerves, 559. 

 Stiibel,Mr., 155. 



Stummer, artificial guano of, 396. 

 Sturgeons, teeth in young, 264. 

 Sugar color, 526. 



manufacture improved, 505. 

 Sugar-refining, with barytes, 505. 

 Suint, utilization of, 519. 

 Sullivant,Mr.W. S.,605. 

 Sulphate of iron as manure, 393. 

 Sulphite of potassium, 393. 

 Sulphites in disease, 550. 

 Sulphohydrate of chloral, 586. 

 Sulphur in coal, estimated, 86. 

 Sulphuric acid against mouldiness, 548. 

 acid in Texas, native, 114. 

 acid in vinegar, 103. 

 Sulphurous acid for bleaching, 529. 



acid on zinc-dust, S3. 

 Sun, magnesium in the flame of, 30. 

 physical condition of, 2. 

 spots and wine crop, 357. 

 spots, influence of the planets on, 9. 

 true temperature of, 1. 

 Young's lecture on, 32. 

 Surprise mirrors, 543. 

 Survey of the boundary between Alaska 



and the British possessions, 1S5. 

 Svend Foyn, Captain, 147. 

 Swedish coast, upheaval of, 122. 



North Polar expedition, 170. 

 Swift, Mr. Robert, 622. 

 Swinging lowers the temperature of rab- 

 bits, 279. 

 Sykes, Colonel William Henry, 622. 

 Symons, Mr. G. J., 69. 

 Synanceia verrucosa, 263. 

 Syngenite, a new mineral, 140. 

 Synthesis of ammonia, 113. 

 Synthetic type of mammals, 244. 



T. 



Tacchini, Mr., 3, 30. 

 Talmi gold, 497. 

 Tamm, Mr. Hugo, 87. 

 Tan, refuse, 532. 

 Tauis stone, the, 230. 

 Tartaric acid, polarizing action of, 79. 

 Tea, beef, 553. 

 Technology, 495. 



Telegraph for astronomical discoveries, 36. 

 poles, preservation of, iu Nor- 

 way, 485. 

 Telescope at Edinburgh, new 25. 



for Washington and Lee Col- 

 lege, 26. 

 Temperature, change of, in northern hem- 

 isphere, 54. 

 for cooking, 451. 

 of lavas, 122. 



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Temperatures, deep-sea, 57, 65, 71. 



in South America, 43. 

 Tennant, Colonel, 5, 32. 

 Tenney, Professor, 241. 

 Terebfatulina and ascidia, embryology of, 



271. 

 Terrestrial magnetism, new theory of, 72. 

 physics and meteorology, 41. 

 Terwer, Mr.J.,4S6. 

 Testing animal fluids, 107. 

 Tetronerythriu, a new animal color, 96. 



in trout, etc., 97. 

 Texas, native sulphuric acid in, 114. 

 Thawing frozen ground, 473. 

 Theory of animalheat, new, 323. 



of disinfecting powders, 572. 

 of terrestrial magnetism, new, 72. 

 Thibet, Abbe David's visit to, 213. 

 apes in, 239. 

 mammals of, 318. 

 Thinosaurus, 306. 

 Thomas, Professor, 127, 201. 

 Thompson, Rev. J. P., 159. 

 Thompson's galvanometer, 71. 

 Thomson, Dr. W. M., 160. 

 Mr., 465. 

 Professor Wyville, 150, 152, 1S2, 



1T3 195. 

 Sir William, 2, 56, 62, 63, 81, 182. 

 Throckmorton, Mr., 430. 

 Timber, preservation of, 4S5. 

 Tin, stannous hydrate of, 545. 

 Tin-foil, coloring, with aniline, 522. 



for decorating painting, 531. 

 Tinned iron scraps, use of, 537. 

 Tinoceras anceps, 337. 

 Toad, horned, 256. 

 Tobacco on man and animals, 2S5. 

 Tomlinson, Mr., 100. 

 Tommasi, Mr., 106. 



flux motor of, 475. 

 Tomocaris peircei,216. 

 Torkildsen, Captain, 145. 

 Torrey and Gray Peaks, 1S6. 

 Botanical Club, 304. 

 Transit of Venus in 1874, 11, 12, 39. 

 Treat, Captain, 425. 

 Treatment of fresh vegetables, 455. 

 Trees, water-glass for budding, 373. 

 Triana, Professor, 355. 

 Trilobites, have they legs? 26S. 

 Tristram, Rev. H. B., 230. 

 Trogerite, a new mineral, 117. 

 Trogosus castoridens, 244. 

 Troube, Mr., 559. 



Trout and black bass in Southern States, 

 407. 

 breeding in France, 420. 

 for California waters, 409. 

 tetronerythrin in, 97. 

 with worms in Yellowstone Lake-, 

 275. 

 Trowbridge, Professor W. P., 605. 

 Troy, ancient, 190. 

 Trumbull, Mr. J. If., 605, 609. 

 Tryon, Mr. George W., 611. 

 Tuchschmid, Dr., 346. 

 Tunicates, chondrine in, 301. 

 Tunnel under the (Jut of Canso, 473. 

 Tunny fisheries, 442. 

 Tuson, Professor, 560. 

 Tut lie, Mr. Horace P., 1S1, 196. 

 Twining, Captain, 176. 

 Typhus iu cattle, 380. 



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