388 



ANNUAL OF SCIENTIFIC DISCOVERY. 



.. 

 <t 



it 



a 



Massachusetts, anthracite coal in, 271 



Mastodon, fossil, from Africa, 287 



Material, new, for the production of gas, 194 

 Matter, organic, in water, 202 



Malteucci, M., Ill, 116 



Maury, Lieut., on winds and currents. 122, 



155, 160, 333 



M'Donald, A., 96 



M'Kenzie, James, 53 



Measuring a ship's velocity, instrument 



for, 69 



Mechanical leech, 66 



power, ice made by, 76 



Medicine, new, 189 



Meerschaum and chrome of Asia Minor, 265 

 Melsens, the discovery of, 171 



Melsens, M., 166 



Meneville, M. Guerin, 329 



Mercury in hermetically-sealed glass 



vessels, 208 



Meridian, American prime, 339 



Metallic compounds, improvements in, 87 

 Metalliferous deposits, discovery of, 253 

 Metamorphoses of Lepidoptera, 327 



Meteorite in North Carolina, 275 



Meteorological observations, 346 



Method, new, of amalgamating zinc, 90 

 " of extracting sugar, 166 



of detecting iodine, 178 



new, of preparing sulphuric 



acid, 164 



of smelting iron, 85 



of soldering cast-iron with 



wrought-iron, 89 



Methyl, isolation of, 194 



Mexican antiquities, 362 



Mexico, plumbic ochre from, 274 



Microscopes, American, 65 



Microscopic fungi in food, 320 



Milk, method of increasing the cream 



from, 184 



" method of preserving, 185 



" mode of testing, 184 



Miller, W., 99 



Millon, M., 178 



Mills, John, Jr., 32 



Mine accidents, prevention of, 66 



Mineral, new adamantine, 273 



wealth of Japan, 265 



Minerals, American, identity of several 



differently named, 272 



artificial formation of, 212 



rare, occurrence of, in the 



United States, 273 



Mines, carbonic acid for extinguishing 



fires in, 194 



" copper, in Connecticut, 252 



" gold, of Siberia, 257 



" of Sierra-Morena, draining of, 252 

 " use of parachutes in, 68 



Mining operations, ancient, on Lake Su- 

 perior, 360 

 Minot Hock li<rht-house, 74 

 Mirage on Lake Superior, 151 

 " cause of, 152 

 Mirrors, gun-cotton in silvering, 207 

 Mississippi valley, geology of, 226 

 Mitchell, Prof., 110 

 Mode, new, of discharging a Leyden 

 battery, 119 



Mode, new, of illumination, 



" of manufacturing shot, 

 " of tempering edge-tools, 

 " new, of warfare, 

 Moisture and ammonia of the atmo- 



sphere, 

 Mollusca, testaceous, of Jamaica, distri- 



bution of, 



Monument of the Oneidas, 

 Morin, M., 



Morphia, valerianate of, 

 Morton, Dr. George, 

 Mosasaurus, genera of, 

 Mother-of-pearl, artificial, 

 Motion of the glacier of the Pindur, 

 Motive power, new, 

 Moulds, elastic, 

 Mount Washington, flora of, 

 Mu m by, Giles, 292, 



Murchison, Sir R. I., 230, 238, 249, 



Musk, smell of, destroyed by ergot of rye, 

 Musket<, improvement in, 

 Muspratt Dr. S., 

 Nantucket, animal life on the shoals of, 



drift fossils from, 

 " shoals of, 



Napoleon, tomb of, \ 



Naphtha and chloroform, 

 Native copper of Lake Superior, 

 Nature of the candle-flame, 

 Nautical Almanac, American, 

 Navigation, steam, novelty in. 

 Needle, magnetic, diurnal variations of, 

 " " secondary variations 



of. 



" magnetic, self-registering, 

 Neptune, observations on the satellite 



of, 



Nervous system of frogs, 

 New gasometer, 

 " gun, 



locomotive, 

 paint, 

 rifle, 



telegraph, 



Grenada, volcano in, 

 New World steamboat, 

 New Jersey, zinc mines of, 

 New York, salt in, 

 " Zealand, fossil bones of the birds 



of, 



" fossil bones from, 

 Niepce, M.. 

 ISitrogen, combination of, 



" liquid, protoxide' of, 

 North America, fresh-water cottus of, 

 North Carolina, meteorite in, 

 Northeastern boundary, 

 Norton, Prof. W. A., 

 Norwegian water-telescopes, 

 Novel mode of warfare, 

 Novelty in steam navigation, 

 Numbe'r of animals comprised in each 



class, 



" of paddles on steamers, 

 Nummulitic formation, identity of, with 



eocene tertiary, 



Oat-plant, inorganic constituents of, 

 Observations, meteorological, 



on the satellite of Neptune, 



" 

 " 



New 



191 



48 

 90 



47 



219 



334 

 361 

 206 

 189 



288 

 154 

 251 



29 



98 

 2. '5 

 294 

 253 

 211 



45 

 209 

 314 

 281 

 353 

 365 

 166 

 2fiO 

 156 

 345 



33 

 135 



149 

 134 



350 



329 



64 



47 



36 



04 



46 



124 



234 



263 

 93 



278 



280 



213 



221 



163 



309 



275 



386 



75 



75 



135 



33 



309 



180 



