422 



ANNUAL OF SCIENTIFIC DISCOVERY. 



it 



1C 



n 

 it 



LENHER, S., 74 



Level, change of, in Abyssinia, 252 



" in North A merica dur- 

 ing the drift period, 252 

 " in Scandinavia, 251 



" " in the sea-coast of the 



United States, 251 



" relative, of the Caspian and Black 



Seas, 254 



LEVERRIER, M., 367 



LEVY, M., 234 



Leyden jar, dynamic phenomena of, 127 

 Lias formation, exogenous wood in, 315 

 LIEBIG, M., 195 



Life-boat, new, 



Life, parasitic, 342 



" preservation of, after the loss of a 



portion of the spinal marrow, 359 

 Lift, hydro-pneumatic, 29 



Light and heat, identity of, 141 



" " " improvements in the 



production of, 81 



" extinction of, in the atmosphere, 139 

 galvanic, application of, 112 



polarized, effect of water and the 



clouds on, 140 



proportion of, reflected and trans- 

 mitted, 139 

 sensation of, 137 

 undulatory and corpuscular theo- 

 ries of, 137 

 Lightning conductors, proper length of, 130 

 Lights, fixed and revolving, improve- 

 ments in, 56 

 Lime, action of, on animal and vegeta- 

 ble substances, 195 

 " phosphate of, in New Jersey, 303 

 " in New York, 304 

 Line, sounding, new, 50 

 Liquefaction of gases, process for de- 

 monstrating, 232 

 Liquids, diffusion of, 222 

 " phenomena of the forced dila- 

 tation of, 156 

 test for detection of sugar in, 187 

 Lithography, improvement in, 70 

 Locomotion, street, engine for, 15 

 Locomotive engines, oscillation, 15 

 for anthracite coal, 16 

 " new tank, 16 

 Locomotives, comparative value of wood 



and coal for, 17 



LOCKE, PROF., 65 



Log, hydrostatic, 60 



LOOMIS, PROF., 129, 130 



Looms for weaving different patterns, 41 

 Loss of a portion of the spinal marrow, 



preservation of life after, 359 



Lower Blue-Lick Springs of Kentucky, 229 

 Lubricating compounds, test for, 103 



Lunar surface and its relation to that of 



the earth, 283 



LYELL, SIR CHARLES, 259 



Machine, electrical, means of causing 



to work in all weathers, 125 

 for folding newspapers and 



books, 33 



for hammering wrought-iron, 38 

 for preparing and preserving 

 butter, 47 



Machine for purifying sugar, 



percussion-cap, 43 



printing, for the blind, 

 printing, new, 33 



sewing, 40 



Machinery for rolling irregular forms, 38 

 for the manufacture of glass, 46 

 spheroidal state of water, 



applied to, 10 



MACPHERSON, ALEXANDER, 59 



MAGENDIE, M., 191, 352 



Magnetic forces, variation of, 132 



iron ores, smelting, 93 



power of glass derived from 



the fusion of rocks, 136 



Magnetism of oxygen, 133 



Magneto-electric telegraph, 119 



Magneto-optic properties of crystals, 135 

 Magnets, powerful, 135 



MALAGUTI, M., 175, 177 



Malleable brass, 99 



MALLET, R., 273 



MALONE, T. A., 149 



Mammoth Cave, blind animals of, 338 



Man, increase of the nails and hair in, 355 

 Manganese and iron, alloys of, 98 



Manipulator, telegraphic, 119 



MANTELL, DR., 310, 312, 313, 344 



fossils in the possession of, 312 

 Manufacture of beet-root sugar in Eu- 

 rope, 79 

 of gas, new material for, 84 

 of glass, improvements in 



machinery for, 46 



of gold pens, 67 



of iron casks, 39 



of iron, improvement in, 90 

 of starch, improvements in, 75 

 of steel, 92 



of sugar, Melsens's pro- 

 cess for, 186 

 " of white lead, improve- 

 ments in, 78 

 of zinc- paints in New Jer- 

 sey, 178 

 Manure, animal, concentrated, 200 

 Manures, action of, on the constituents 



of soils, 203 



part performed, by, in the 



nourishment of plants, 202 

 Maps of the isothermal lines of the 



globe, 377 



MASSON, M., 128, 141 



Mastodon angustidens, 312 



Materials, coloring, new, 211 



MATTEUCCI, M., 113, 131, 141 



MAUMENE, M., 137 



MAURY, LIEUT., 123, 267, 367 



MAUS, HENRY, 101 



MAYAL, MR., 152 



MCQUEEN, JAMES, 386 



MEADOWS, JOHN, 54 



Meat-biscuit, 80 



Medicine, Chinese botanical, 

 Medusas, muscular structure of, 332 



" new American species of, 332 

 MEIK, MR., 61 



MELLONI, M., 141 



Men and animals, resemblance between 

 the faces of, 355 



