462 



INDEX. 



of a new base from Lycium barba- 

 rum, 363. 



Hydrodynamics, researches in, 207, 

 258. 



Hydrogen-flame, on some physical 

 effects produced by the contact of 

 a, with various bodies, 321. 



Hydroxylamine, on the preparation 

 and properties of, 450. 



Ice, on the production of cylinders 

 of, by pressure through orifices, 

 239 ; on some properties of, 393. 



Indigo-blue, on some products derived 

 from, 293. 



Indium, researches on, 76, 318, 443. 



Infinity, observations on, 373. 



Insulators, on the electrical behaviour 

 of solid, 181. 



Iodine, on the detection of, by spec- 

 trum analysis, 449. 



Iron, on nitride of, 249. 



Janssen (M.) on the terrestrial rays of 

 the solar spectrum, 78. 



Jones (Dr. H. B.) on the rate of pas- 

 sage of crystalloids into and out of 

 the tissues of the body, 59. 



Kraut (M.) on atropine, 362; on a 

 lecture experiment, 448. 



Lamarle (Prof.) on the conditions of 

 stability of thin films of liquids, 

 343. 



Laspeyres (M.) on the occurrence of 

 rubidium and csesium in various 

 rocks, 254. 



Lea (M. C.) on the nature of the 

 invisible photographic image, 238. 



Light, on the mechanical equivalent 

 of, 246 ; on the action of, on sul- 

 phide of lead, 389 ; on the inten- 

 sity of, produced by the combus- 

 tion of magnesium, 448. 



Liquids, on the conditions of stability 

 of thin films of, 343. 



Lithium, on the rate of passage of 

 solutions of, into the textures of 

 animals, 59. 



Logarithmic tables, on a method of 

 utilizing compact, 221. 



Lossen (M.) on atropine, 362; on the 

 preparation and properties of hy- 

 droxylamine, 450. 

 Lycium barbarum, on the preparation 



of a new base from, 363. 

 Mach (Prof. E.) on the visual sensa- 

 tions produced by intermittent ex- 

 citations of the retina, 319. 



Magnesium, on the thermic equiva- 

 lent of, 49 ; on the use of, as elec- 

 tromotor metal in voltaic elements, 

 390 ; on the intensity of the light 

 produced by the combustion of, 

 448. 



Magnetic declination, on the influence 

 of gravity on, 1 85. 



— inclination, on gravity and, 329. 



Magnetism, on numerical relations 

 of, and gravity, 52 ; of salts of the 

 magnetic metals, on the, 366. 



Magnus (Prof. G.) on the different 

 properties of the heat radiated by 

 rough and bright surfaces, 81. 



Maly (Dr.) on the synthesis of for- 

 mic acid, 360. 



Marignac (Prof.) on the compounds 

 of niobium, 445. 



Marme (M.) on the preparation of a 

 new base from Lycium barbarum, 

 363. 



Martius (C. A.) on a compound from 

 naphthaline isomeric with alizarine, 

 358. 



Matteucci (Ch.) on the electricity of 

 the torpedo, 453. 



Menzzer (Dr.) on the relation of the 

 weight of a magnetizing spiral to 

 the magnetizing force, 457. 



Metallic vapours, on the inversion of 

 the spectra of, 390. 



Metals, on the elasticity and viscosity 

 of, 63 : on the determination of the 

 limit of elasticity in, 194. 



Methyle, on the preparation of, 

 359. 



Meyer (L.) on the inversion of the 

 spectra of metallic vapours, 390. 



Miller (Prof. W. A.) on chemical no- 

 menclature, 11. 



Miller (Prof.W. H.) on two new forms 

 of heliotrope, 71. 



Mineralogy of South America, re- 

 searches on the, 139. 



Minerals, on the thermo-electric ten- 

 sion of, 337. 



Mitscherlich (Prof.) on the detection 

 of minute quantities of chlorine, 

 bromine, and iodine by the spec- 

 trum-apparatus, 449. 

 Molecular physics, on, 95, 276. 

 Muconic acid, on the preparation 



and properties of, 361. 

 Miiller (J.) on the wave-length of the 

 blue indium-line, 76. 



