602 



INDEX. 



Martinet, 452. 

 Mar vine, A. K.. 544. 

 Masou, 329. 



Mass of Uranus and Neptune, 34. 

 Massachusetts Board of Health Report, 53T. 

 decrease of birds in, 390. 

 Fish Commissioners' Ee- 



port, 393. 

 Horticultural Society, 347. 

 Materia Medica, 52. 



new substances of, 526. 

 Mathematical theory of light, 151. 

 Mathematics and astronomy,!. 

 Malthieu and Urbain, 285. 

 Maxwell's theory, 15T. 

 Mayer, ISl. 

 Mayuard, Lieut., 390. 

 May r, 421, 



Measure of time by hour-glasses, G4. 

 Meat, cooking, by cold, 422. 

 Meat-po\vder"instead of extract, 427. 

 Mechanical production of cold, 147. 



theory of ocean-currents, 65. 

 Mechanics and engineering, 431. 

 Medico-legal examination for arsenic, 217. 

 Meditei'ranean Sea, temperature of, 09. 

 Meehan, Thomas, 350. 

 Meek, Prof. Fielding B., 544. 

 Meister, 492. 



Melanophlogite and {erinite, new miner- 

 als, 222. 

 Meldrum, 89. 

 Melsens, Prof., 171. 

 Melville, Andrew Smith, 644. 

 Men dele f, 108. 

 Mendelejeff, 143, 204. 

 Menetti and Musa, 425. 

 Menhaden oil and guano association, 390. 

 Menhaden-fishery, 1875, 390. 

 Mercurial barometer, convenient form of, 

 108. 

 horizon, new form of, 232. 

 Meridian instrument at the Rio Observa- 



torv, anew, 57. 

 Merrill, Dr., 312. 

 Merriman, C., 272. 

 Mesa Verde, 245. 

 Metallic filtration, 174. 



pyrometer, new, 182. 

 Metallurgy and chemistry, 193. 

 Metals acted on by nitric acid, 197. 



flow of, 137. 

 Metamorphoses of beetles, 325. 

 Metamorphosis of the Crustacea, 334. 

 Meteovologia Italiana, supplement to, 231. 

 Meteorology and terrestrial physics, 65, 

 and herring-fisheries, 387. 

 in Canada, 80. 

 in Germany, 78. 

 in the 17th centnry, SI. 

 in the Sieben-Gebirge, 79. 

 of Mount Washington, SO. 

 Meteors, spectra of gases in, 28. 



of August 10-11, 1875, 28. 

 Method of estimating color in water, 156. 

 Mexican onyx, 222. 

 Michigan Fish Commission, 404. 

 Micro-photography, 482. 

 Microscope, Prof. Abbe on the, 265. 



limit of visibility in, 265. 

 Microscopic determination of blood-stains, 

 270. 

 objects, mounting, ISS. 

 Miguon,515. 



Migration of birds, 311. 



of the lemming, 299. 



Milan, observations at, 38. 



Milk, action of cold on, 425. 

 solidified, 425. 



Miller, 500. 



Mills Brothers, 503. 



Mimicry in butterflies, 283. 



Minascalchi-Erizzi, Count, 544. 



Mineral cavities, liquid carbon dioxide in, 

 198. 

 products of Europe, 1874, 437. 

 statistics of the colony of Victoria, 



220. 

 wool, 157. 



Mineralogy and geology, 219. 



minute work in, 219. 



Minerals, new, 223, 



thermo-electric properties of, 

 219, 



Mining methods, American, 434. 



Minnesota Fish Commissioners' Report, 

 400. 



Minute work in mineralogy, 219. 



Mirror, antiquity of the burning, 146. 



Mirrors, coating with an alloy of gold and 

 platinum, 516. 



Mississippi, shad in the, 406, 



Missouri, Report of the State Entomolo- 

 gist of, 333, 



Mitchell, Dr. S. W,, 405, 530, 



Mites, structure and development of, 332. 



Moa, additional remains of, 311, 



Mode of mounting microscopic objects, 

 improved, 188. 



Mohl, Prof. Jules de, 544. 



Mohr, Prof., 74, 119. 



Moisture in the atmosphere, 91, 94. 



Miiller's probe-platte, 267. 



Monckhoven, 483. 



Monosulphide of carbon, 199. 



Monsoon, the, 102, 



Moutiguy, 87, 115. 



Montoison process, 509. 



Montsouris Observatory, 99. 



Moon, phases of, and atmospheric press- 

 ure, 133, 



Moquin-Tandon, 275. 



Morley, Prof. W., 267, 



Moscow Observatory, 26, 



Moser, 496. 



Moss-bunker, use of scrap from, 390, 



Moth, a parasitic, 331, 



Motor, electro-capillary, 439, 



for small machines, new, 442, 

 Brayton ready, 473, 



Mouchot, 146. 



Mount Washington, meteorology of, 80. 



Moutier, 142, 



Moyle, 73, 



Miiller, C. J,, 166, 346, 502. 

 Fritz, 2S3, 



Muuzinger, Werner, 544. 



Murex shell, coloring matter in, 333. 



Murray, Captain J. H., 188, 



Museum, in Washington, National, 315. 



Musical sand, 179, 



Muzzy, Rev. Dr., 34S. 



Myriapods, digestion in, 336. 



N. 



Nail-machine, self-feeding, 517. 

 Napier, Dr., 536, 544, 

 Natterer, 338, 



