INDEX. 



341 



Halos, formation of 160 



Health and sewage 216 



Hearing with two ears 189 



Heat, conversion of into force 105 



" radiation and absorption of ... 153 



" " at night 154 



" specific and chemical combi- 

 nation 155 



Heliochromy 176 



Hogs snout of 309 



Homoeopathic medicines and the 



spectroscope 175 



Honey, origin and nature of. 238 



Horses, iron stalls for 37 



India-rubber, substitute for 



Inertia, curious phenomena of. . ., 

 Insects, artificial production of vari- 

 eties in 



" method of destroying 



Inventions, piracy of American in 



33 



129 



England 



Iron, application to the construction 



of ships 



" coloration of. 



" comparative fusibility 



" desulphurization of in pud- 

 dling 



effects of frost on 



fabrications in the Great Exhi- 

 bition of 1862 



for ship-building 



galvanizing 



hot and cold rolled, magnetism 



of. 



plating, resistance of to projec- 

 tiles 



solar 



welding in vacuo 



" use of electricity in refining.. . 



Iron-clad vessels, American 



' " " English 



" French 



" unhealthiness of. 

 Iron ships, magnetism of 



(C 











<( 

 it 



(I 



(I 



It 



304 

 211 



19 



70 



208 

 207 



241 

 157 



20 



72 

 114 



121 



55 



168 



113 



242 



62 



61 



60 



59 



122 



Jewelry at the Great Exhibition of 



1862 39,41 



Jute, manufacture of 34 



Kaleidoscope, improvements in the.. 160 



Keokuk, iron-clad vessel 62 



Krupp's cast steel 27 



Lakes, glacial origin of. 255 



N. American, geology of 252 



" Swiss, antiquities of. 282 



Land, origin of the external features 



of the 256 



" recent elevation of in Scot- 

 land 274 



Lead-black, disintegrated 196 



Light, dispersion of 100 



" new views respecting the ori- 

 gin of'. 161 



" oxy-hydrogen, improvements 



in 156 



" persistent activity of. ISO 



" velocity of 159 



" zodiacal 316 



Lightning conductors, efficacy of. ... 113 



Life and death in nature 246 



29* 



Life changes on the globe 244 



Lubricants for rifled weapons 81 



Machinery, English, characteristics 



of 18 



" of the Great Exhibition 17 

 Magnetic and atmospheric perturba- 

 tions 120 



disturbances and earth- 

 quakes 121 



Magnetism of iron, hot and cold 



rolled 121 



" of iron ships.. 122 



Man, ancient remains of 282 



" and monkeys, relations be- 

 tween 295 



" brain and limb characters of. . .295 



" fossil 279 



" pre-historic 277 



Manganese, reduction of metallic .. .208 



Manures for grass lands 215 



Map-construction, new method of . . .185 



Mars, observations of 314 



Matches, improvement in 207 



Matter, divisibility of 190, 191 



Meats, when unwholesome 220 



Men, hairless, of Australia 294 



Mercury, metallic, product of Cali- 

 fornia 266 



Metal, new platinum 193 



Metals, annealing temperature of . . .205 



Mica and its uses 96 



Michigan, salt springs of. 268 



Micro-photographs 182 



Microscopic organisms in palaeozoic 



rocks 271 



" writings. 161 



Military objects, recent applications 



of science to 80 



Milk, physiological effects of. 300 



Milk-pan, Danish 37 



Mississippi, age of the delta of. 273 



Moon, curious photographs of 179 



" recent observations of ..315 



Mordants, action of in dyeing 234 



use of 233 



Mt. Cenis tunnel 43 



Nature, relations of life and death in 246 



Nebulae, annular 319 



" disappearance of. 317 



Nerve force. , 116 



" {t velocity of 294 



Nerves, distribution of the 305 



Nitrogen and nitrification, action of 224 



Obituary for 1862 335 



Ocean, salts in the waters of. 251 



" saltness of 250 



Odors, new theory of. 223 



Oils, mineral, British legislation con- 

 cerning 235 



" explosiveness of 235 



illumination with 234 



Optical experiment, curious 100 



Orbits of the planets 329 



Orchids, reproduction of 290 



Ordnance, discharge of, atmospheric 



effect 332 



new 50 



" of the Great Exhibition 



of 1862 29 



