545 



INDEX to VOL. XI 



ABNEY (Capt.) on lines in the 

 infra-red region of the solar spec- 

 trum, 300 ; on the transmission of 

 radiation of low refrangibility 

 through ebonite, 466. 



Acoustic phenomenon noticed in a 

 Crookes's tube, on an, 396. 



Action at a distance, on, 36, 38, 74, 

 129, 218, 220, 379, 529. 



Allen (Rev. A. J. C.) on action at a 

 distance, 74. 



Atmosphere, on the absorption of 

 solar radiation by the carbonic acid 

 of the, 76. 



Ayrton (Prof. W. E.) on contact 

 electricity, 43. 



Bailie (J.-B.) on the measurement of 

 the electromotive force of the pile, 

 153. 



Beats of consonances of the form h : 1, 

 on the, 420, 492. 



Becquerel (H.) on the specific mag- 

 netism of ozone, 311. 



Bell (Prof. A. G-.) on the production 

 of sound by radiant energy, 510. 



Bidwell (S.) on the effect of tempe- 

 rature upon the electrical resistance 

 of selenium, 302. 



Bismuth, on the determination of the 

 density of fluid, 295. 



Blondlot (R.) on the galvanic con- 

 ductivity of heated gases, 395. 



Boisbaudran (L. de) on the spectral 

 reaction of chlorine and bromine, 

 77. 



Boltzmann (Prof. L.) on the theory 

 of electrical expansion or electro- 

 striction, 75. 



Books, new : — Ball's Elements of 

 Astronomy, 148 ; Petersen's Plane 

 Geometry, 149 ; Milburn's Mathe- 

 matical Formulae, ibid.; Potts's Ele- 

 mentary Algebra, 150 ; Craig, On 

 the Motion of a Solid in a Fluid, 

 ibid. ; Williamson's Integral Cal- 

 culus, 303, 473 ; Goldstein's Neue 



Form elektrischer Abstossimg, 469; 

 Rankine's Miscellaneous Scientific 

 Papers, 536. 



Bosanquet (R. H. M.) on the beats 

 of consonances of the form h : 1, 

 420, 492. 



Boys (C. V.) on an integrating- 

 machine, 342. 



Brackett (Prof. C. F.) on a new form 

 of galvanometer, 476. 



Brauner (Dr. B.) on the specific 

 volumes of oxides, 60; on the 

 atomic weight of beryllium, 65. 



Bromine, on the spectral reaction of, 

 77. 



Brown (J.) on the theory of voltaic 

 action, 212. 



Browne (W. R.) on action at a dis- 

 tance, 129, 379. 



Burbury (Br. S. H.) on the law of 

 force between electric currents, 451. 



Carbonic acid, on the absorption of 

 solar radiation by, 76 ; on the for- 

 mation and decomposition of, 206. 



Carnelley (Dr. T.) on a relation be- 

 tween the melting-points of the 

 elements and their solid binary 

 compounds and the heats of for- 

 mation of the latter, 28. 



Challis (Prof.) on the rectilinear 

 transmission and spontaneous dif- 

 fusion of sound and light, 249. 



Chase (P. E.) on the nebular hypo- 

 thesis, 226. 



Chemical affinity, on the determina- 

 tion of, in terms of electromotive 

 force, 169, 261, 348. 



Chlorine, on the spectral reaction of, 

 77. 



Climates, on the secular inequalities 

 in terrestrial, 543. 



Colour-sensations, on the determina- 

 tion of the fundamental, 222, 305. 



Condensers, on a method of compa- 

 ring the electrical capacities of two, 

 370. 



