394 



ANNUAL OF SCIENTIFIC DISCOVERY. 



PAGE 



"Rifle projectiles, deviation of, 183 



Rocks, Silurian, of Great Britain, 304 



44 magnetism of, 149 



ROGERS, PROF. W. B., 320, 33,i 



Rotatory motion, certain phenomena of, 181 

 Russia, 'former existence of a great sea 



in the interior of, 307 



Safety lamps, improvements in, 94 



Sal ammoniac from gas works, 102 



Salt Lake, Great, analysis of the waters 



of, 322 



Sandstone, Old Red, discoveries in, 322 



Sandstones of Connecticut Valley, con- 

 nection of with the coal rocks of Vir- 

 ginia and Xorth Carolina, 330 

 Saturn, rings of, 376 

 Saxons, Anglo, memorials of, 383 

 Scale, prevention of in boilers, 48, 49, 59 

 Scents, price of, 98 

 SCORESBT, DR., 150,217 

 Screw, wood, machine, 86 



Sea, great, former existence of in Rus- 



307 

 365 

 301 

 237 

 370 

 28 

 38 



sia, 



Sea-water, how to make, 



Seas, depth of the primeval, 



Sewerage of manufacturing towns, 



Serpents, venom of, 



Ships and steamers, improvements in, 



Ship-timber, machine for bending, 

 44 sawing, 



Ship-worm, preventions of the ravages of, 285 



Shoal water indicator, 36 



Silicium, metallic, deposition of, 235 



preparation of, 



Silk, manufacture of in England, 



Silver and Gold, recovery of from fluids 

 used in plating ami gilding, 



Silurian rocks of Great Britain, thick- 

 ness of, 



SMITH, DR. J. LAURENCK, 



Smoke, beneficial effects of, 



Smoke-consumiug fire place, 



stove, Hill's, 

 prevention of, 

 14 consumption of, 



Soap as a means of art, 



Soda, nitrate, explosive character of its 

 compounds, 



Solar radiations, influence of on plants, 



Sound, experiments in relation to, 



Soundings, new instrument for taking, 

 examination of deep sea, 



Spirits, acidity and strength of, 



Starch and sugar in food, equivalency of, 273 



Statistical information, collection and 

 value of, 128 



Stave jointer, Hutchinson's improved, 



fcsteam-cock, improved, 



" new plan for using expansively, 

 44 Wetherc'd's improvement in the 



application of, 

 44 carbonization of wood by, 



Steel, welding in shears' blades, 

 " tempering and grinding of. 



Stereotype metal, composition of, 



Stereoscopic phenomena, new, 



Stereochrome of Fuch's, 



Stones, meteoric, their origin, 



Stream, Gulf, the, 



Sulphur, melting point and transforma- 

 tion of, 



Sun's disk, daily photographic impres- 

 sions of, 



Submarine and subterranean telegraphic 

 communication, 



Sugar, beet root, manufacture of in 

 France, 



Sugarcane, extraction of the juice from. 



Table turnings, 



Tannin, percentage of in different sub- 

 stances, 287 



Ten, Assam, 349 



232 



87 



264 



304 



335 



75 



73 



74 



74 



70 



124 



251 



338 



210 



35 



367 

 255 



85 

 47 

 46 



44 



120 



67 



65 



60 



187 



260 



335 



302 



295 

 203 

 159 



123 

 102 

 186 



PAGE 



Telegraphic battery, new, 147 



Telegraphic communication, submarine 



and subterranean, improvements in, 159 

 Telegraphic insulation, improvements 



in, 148 



Telegraph, submarine, transatlantic con- 

 struction of, 161 

 Telegraph, submarine, between Europe 



and Africa, Ifi6 



Telegraph, transatlantic, thoughts on, 163 

 Temperature, surface, of the northern 



oceans, 216 



Temperature of fusion of different sub- 

 stances, effect of pressure on, 175 

 Thermograph}', 126 

 Timber, ship, machine for sawing, 37 

 " " bending, 38 

 Tin and lead pipe, comparative strength 



of, 61 



Tin foils, Crooke's patent, 61 



Tones and vibrations produced by the 

 contact of bodies having different tem- 

 peratures, 172 

 Topsails, new plan for reefing, 33 

 Transparency of the ocean, 200 

 Tsad Lake, geographical position' of, 14 

 Trilobites of Bohemia, 293 

 Turpentine, essence of coal as a substi- 

 tute for, 294 

 Tyrian purple, notice of, 292 

 Vegetation upon the Himalayas, 347 

 Ventilation and acoustics, notes on, 209 

 Ventilator, Rattan's railroad car, 41 

 Venom of serpents, 370 

 VIOLETTE, M., on the carbonization of 



wood, 121 



Volcanic craters, lunar, 3(j7 



Voltaic battery, application for the igni- 

 tion of pun powder, 143 

 Wall, Great, of China, materials in, 94 

 Water, Cochituate, change in the com- 

 position of, 361 

 Water, employment of in blasting op- 

 erations, 79 

 Water, definition of the boiling point of, 136 

 Water-meters, construction of, 54 

 Water, rain, nitric acid and ammonia in, 279 

 sea, coloration of, 346 

 44 " how to make, ^ 65 

 Waters of the Great Salt Lake, "~322 

 Weights and measures, English stan- 

 dard of, 59 

 Wellingtonia Gieantea, 342 

 WELLJIAN'S self-stripping top cards. 83 

 WELLS, DAVID A., improvements in pa- 

 per making, 110 

 WETHERKD'S improvements in the ap- 

 plication of steam. 44 

 Whale, "the killer," 369 

 Wheat, proximate principles of the bran 



of, 278 



Wheat, new method of preserving, 118 



WHITTLESEY, CHAS., on the origin of 



mineral coal, 312 



Wines, strength and acidity of, 255 



Windmills, self-regulating, 81 



WINSLOW, DR. 1J. F., on the Great 



Tree of California, 343 



Wire gauze for bandages and splints, 81 



Wisconsin, lead mines of, 329 



Wood screw machine, 86 



Wooden ware, manufacture of, 90 



Wood, preparation of paper from, 115 



i4 carboni/ation of, 120 



Wool, coloring matter for, 289 



Worm, ship, prevention of the ravages of, 285 

 Wreck of the U. S. frigate .Missouri, re- 

 moval of, 52 

 Writing, means for the detection of 



fraudulent alterations in, 252 



Yaks, Chinese, 19 



Yam, 41 17 



