INDEX 



409 



PAGE 



u 

 u 

 u 



Ice, on some physical properties of, 

 " properties of, near the melting 



point, 



Illusions, optical, apparatus for ex- 

 hibiting, 



India, silk culture in, 

 Indigo, wild, of the Southern States, 

 Insect depredations, curious, 

 Insects, destruction of in orchards, 



etc., 

 Iodine in atmospheric waters, 



" new method of detecting in 



mineral waters, 

 Iron, Russia sheet, 

 Ivory, artificial, 



" and bone, method of coloring 

 red, 



Knitting machine, improved, 



Lakes, cataracts, and rivers, geogra- 

 phical distribution of, 

 Lamination and cleavage, in rocks, 

 Lava, formation of tabular masses on 



steep slopes, 



LAWKS & GILBERT, annual report, 

 Leather, substitute for, 

 Light and electricity, 



action of upon oxalate of iron, 

 " and electricity, molecular im- 

 pressions by, 

 electrical, 

 cost of, 



influence of on respiration, 

 Niepce St. Victor's discoveries 



in relation to, ^ 



Lights, comparative unwholesome- 

 ness of, 

 " red and green, danger of using 



at sea, 

 Lightning, accidents by, 



photographic effects of, 

 Lightning-rods and points,Gatchell's, 

 Lime, composition of various phos- 

 phates of, 

 Liquids, mode of preparing, of given 



specific gravity, 

 Liquors and their adulterations, 



Magnetic discrepancies, 



" force, terrestrial, intensity 



of, 

 Magnetism and vegetation, 



influence of on chemical 



action, 

 terrestrial, Drummond's 



theory of, 



" terrestrial, present state 

 of our knowledge re- 

 specting, 



Manganese, new test for, 

 Map of earthquake phenomena, 

 Matter and force, relations of, 

 Matting protective, 

 Mechanical science, recent improve- 

 ments in, 



Metals two new, suspected, 

 Military implements, improvements 



in, 

 Minerals, artificial production of, 



in igneous rocks, arrange- 

 ment of, 



a 

 u 



168 

 193 



164 

 381 

 352 

 355 



267 



230 



230 

 76 

 89 



278 

 91 



298 

 305 



295 

 285 

 88 

 127 

 141 



1.35 

 105 

 106 

 134 



137 

 267 



159 

 102 

 104 

 105 



289 



191 

 239 



124 



125 

 124 



123 

 123 



120 



260 



5 



126 

 93 



14 



229 



84 

 210 



340 



85 



PAGE 



Mirrors telescopic, 159 



Molecular impressions, 135 



Molybdenum, on the fusion of, 211 



Moo'n, habitability of, 313 



" photographs of, 140 



Mortars, hydraulic, 280 



Motion, rotary, composition of, 177 

 Motions of animals, psychological 



views of, 364 



Moulds, new material for, 77 

 Mountains, altitude of, not invariable, 310 



Musical instrument, new, 95 



Mycology, New England, 345 



Naval architecture, improvements in, 15 

 Nebraska, fossils of, 326 



Nebula hypothesis, 13 



Nervous irritability and action, 376 



Newton's statue, Brougham's address 



at the inauguration of, 40 



Niagara, age of the falls of, 309 



Nickel and iron, alloys of, 75 



Nitrogen, annual yield of, in different 



crops, 285 



Ocean, specific gravity of the waters of, 10 

 Oils, ethereal, detection of adultera- 

 tions in, 260 

 " fatty process for decolorizing, 276 

 Organ, blown by water-power, 95 

 Organic bodies, production of, with- 

 out the agency of vitality, 205 

 OWEX, Prof., address before the Brit- 

 ish association, 19 

 Ozone, remarks on the nature of, 263 



Paints, new medium for, 276 



Pancreatine, 356 



Panoramas, photographic, 146 



Paper-making machinery, new, 94 



Paper, wall, influence of on the tem- 

 perature of apartments, 

 Parallax, solar, 



Parasites on parasites, 374 



Parthenogenesis, 378 



Pendulums, interesting observations 



on, 192 



Pennsylvania, geology of, 300 



Pepsin, its chemical and physiological 



properties, 269 



Permian rocks of Kansas, 328 



Phosphorescence, influence of temper- 

 ature upon, 164 

 Phosphorus, optical properties of, 131 

 Photoglyphic engraving, 149 

 Photography, improvements in, 142 

 McCraw's process in, 144 

 novel application of, 142 

 Photographic printing, 143 

 Photographs, lunar and stellar, 140 

 on paper, Gaudinet's 



method of preserving, 145 

 Photo-lithography, 146 



Physiology, construction of theories 



in, 355 



Planets, new, for 1858, 383 



nomenclature of the aster- 



oidal, 12 



Plants, duration of the life of, 34'J 



" herbaceous, north ana soulh 



range in the United State,*, 352 

 " on the growth of, 344 



