INDEX. 



647 



Salrao fario, 415, 422. 



salar, 422, 441, 445. 

 trutta, 419, 422. 

 Salmon, American, maturity of, 439. 



and salt water, 41S. 



and trout in Australia, 422. 



and trout in inclosures, 415. 



artificial breeding of, 418. 



California, 445. 



capture with the hook of, 441. 



clean and foul, 106. 



eggs in Europe, cost of, 41S. 



fisheries in the Columbia River, 

 440. 



fly-fishing on the northwest coast 

 of America, 262. 



growth of, 440. 



in fresh waters, 440. 



Nova Scotia, 446. 



treatment of young, 43S. 

 Salmon-hatching, best water for, 446. 

 Salmon-planting in Germauy, 419. 



in the Delaware, 421. 

 Salts and gases, solubility of, in water, 106. 

 metallic, absorbed by wool, 534. 

 on lead, various, 5S4. 

 Salt water and salmon, 413. 

 Sand-baths, hot, 592. 

 Sanderson, Dr. Bnrdon, 567, 568, 578. 

 Sands, Admiral B. F., 6, 26. 

 Sandwich Island Achatinellas, 271. 

 Sanitary Commission, Royal, 573. 

 Santa Cruz Islands and New Hebrides, 



166. 

 Sars, Dr., 190. 

 Sartorius, Dr. Charles, 622. 

 Saturn, rings of, 33. 



Savages; their use of the right hand, 237. 

 Sawdust for making brandy, 504. 

 Say, Mr. Thomas, 603. 

 Scammon, Captain C. M., 312. 



Dr., 610. 

 Scaptonyx, 318. 



Scarlet red for wool and silk, 513, 530. 

 Schacht Brothers, 444. 

 Schiifer, Dr.,301. 

 Scheermesser, Ilerr, 375. 

 Schiaparelli on the nature of meteors, 19. 



Signor, 20, 27. 

 Schieber, Mr., 419. 

 Schleimann, Dr. Henry, 191. 

 Schmidt, Dr., 329, 330. 



Mr., 276. 

 Schooler, 4. 



School-life and short-sightedness, 5S9. 

 School-room, arrangement of, 590. 

 Schott, Dr. Arthur, 340. 



Mr. Charles A., 605. 

 SchroflT, Mr., 465. 



Schultz, Lieutenant Commander, 1^5. 

 Schulze, Professor, 94, 97, 104, 105, 280. 

 Schuster, Mr., 357. 

 Schiitzenberger, Mr., S3. 

 Schwackhofer, Mr., 121. 

 Schweiger, Mr., 502. 

 Schweinfurth, Dr., 162, ISO, 19G. 

 Sciatica, cure for, 565. 

 Scientific progress, relation of European 



nations to, 602. 

 Scolopendra electrica, 112, 335. 

 Scoresby, Mr., 1S7. 

 Scott, Colonel, 89. 



Major General, 577. 

 Scribner's Monthly, 125. 



Sea temperatures, deep, 57. 

 Sea-fisheries, Cutts on, 397. 

 Sea-serpent, 220. 



in a Highland loch, 206. 

 Sea-water, carbonic acid in, 58, 59, 113. 



in bread-making, 460. 

 Seasickness, Pollard on, 579. 

 Seasons, variation of flowering, 342. 

 Secchi, Father, 1, 3, 5, 34, 38, 39. 



on the aurora of Feb. 4, 1S72, 17. 

 Seed potatoes, wilting of, 303. 

 Seeds, fat of, and germination, 345. 

 Seeley & Robbius process for preserving 



timber, 486. 

 Selkirk, Earl of, 3S0. 

 Sailers, Mr. Coleman, 496. 

 Semnopithecus roxellana, 239. 

 Sequard, Dr. Brown, 549. 

 Serpents, American, 334. 



harmless versus poisonous, 255. 

 in India, poisonous, 5S5. 

 in the British Museum, 254. 

 new North American, 254. 

 Severance, Mr. M. S., 175. 

 Sewage committee, Birmingham, 575. 

 disposal of, 5S3. 



preventing decomposition of, 576. 

 use of liquid, 574. 

 utilization of, 577. 

 Seward, Mount, ascent of, 151. 

 Sewerage system in Milan, 576. 

 Sewer-water as manure, 374. 

 Sewing-machines, cleaning, 521. 

 Seybold, Herr, 156. 

 Seyffarth, Dr., 231. 

 Sezille, Dr.,460. 

 Shad, decrease of, 427. 

 food of, 426. 

 for the northern tributaries of the 



Mississippi, 402. 

 in California, 430. 

 in Alabama, 427. 

 in Red River, Arkansas, 428. 

 in the valley of the Misnusipp, and 



the lakes, planting of, 4lo. 

 transferred to Sacramento River, 



430. 

 young, in Sacramento River, 447. 

 Shad-hatching in the Hudson, 42s. 

 Shad-planting in Genesee River ? 429. 



in Lake Champlain,429. 

 Shiil'er, Mr., 276. 



Shark's-teeth, perforated fossil, 224. 

 Sharpe, Mr.R. B.,617. 

 Shell mound near Newburyport, 230. 

 Sherman station, astronomical work at, 28. 

 Ship-canal, Florida, 493. 



of Nicaragua, 155. 

 Ships' compasses, adjustment of, 71. 

 Shoes, petroleum for pegged, 507. 

 Shumagin Islands, cod-fishing in the, 430, 



444. 

 Siberia, explorations north of, 140. 



new mammoth found in, 243. 

 Siebe, Mr. Augustus, 022. 

 Siebert, Mr., 555. 

 Sieburger, Mr., 525. 

 Siemens, Mr., 182, 194. 

 Signal Service, United States, 32, 40, 09, S2. 

 Silica, trimorphous condition of, 132. 

 Silk, spontaneous combustion of, 88. 

 Silk-worm eggs, hatching, at will, 37s 

 Silk-worms, Delprino's mode of treating, 

 379. 



