'08 ] 



INDEX to VOL. X 



AcCELEROMETER, on the pen- 

 dulum, 260. 

 Actinium and its successive products, 



on, 35 ; on the absorption of the /3 



and y rays of, -375. 

 iEther, on the partition of energy 



between matter and, 91 ; on the 



statistical kinetic equilibrium of, 



in ponderable matter, 285. 

 iEther drift, on the, 71, 383,591. 

 Alcohol, osmotic experiments on 



mixtures of, and water, 1. 

 Allen (H. S.) on Dewar's method of 



producing high vacua, 497. 

 Alpha rays from radium, on the, 163, 



193, 318, 538, 600 ; from polonium, 



on the, 538. 

 Appleyard (R.) on contact with 



dielectrics, 485. 

 Atmosphere, on the radioactive 



matter present in the, 98. 

 Atom, plan of an, capable of storing 



an electrion with enormous energy 



for radioactivity, 695. 

 Atoms, on the space occupied bv, 



340. 

 Barlow (P. S.), osmotic experiments 



on mixtures of alcohol and water, 



1. 

 Bars, on the lateral vibration of, 



113. 

 Barton (Dr. E. H.) on the vibration 



curves simultaneously obtained 



from a monochord sound-box and 



string, 149. 

 Beadnell (H. J. L.) on the geoloffv 



of the Nile Valley, 705. 

 Blythswood (Lord) on Dewar's 



method of producing high vacua, 



497. 

 Bonney (Prof. T. G.) on the micro- 

 scopic structure of serpentine, 703. 

 Books, new: — Freund's Study of 



Chemical Composition, 184; Jau- 



mann's Die Grundlag'en der Beweo-- 



ungslehre, 185 ; Le Chatelier and 

 Boudouard's High Temperature 

 Measurements, 185 ; Bulletin of 

 the Bureau of Standards, 1. 1, 186 ; 

 Meldrum's Avogadro and Dalton, 

 186 ; Perkins's Practical Methods 

 of Electro-Chemistry, 186; Gold- 

 schmidt's Ueber Harmonie und 

 Complication, and Ueber harmon- 

 ische Analyse von Musikstiicken, 

 279 ; Linders' Die Formelzeiehen, 

 284 ; Gerard's Lecons sur l'Elec- 

 tricite, 400; Sir G. G. Stokes' 

 Mathematical and Physical Papers, 

 vol. v., 400 ; Bucherer's Mathe- 

 matische Einfuhrung in die Elek- 

 tronentheorie, 613 ; Jeans' Dyna- 

 mical Theory of Gases, 614; 

 Frolich's Die Entwickelung der 

 Elektrischen Messungen, 614 ; 

 Whittaker's Treatise on Analytical 

 Dynamics, 699 ; Walker's Ana- 

 lytical Theory of Light, 700; 

 Landolt-Bornstein Physikalisch - 

 Chemische Tabellen, 701; Martin's 

 Researches on the Affinities of the 

 Elements, 701 ; Werner's Neuere 

 Anschauungen auf dem Gebiete 

 der Anorganischen Chemie, 702 ; 

 Watts' Index of Spectra, App. P, 

 702 ; Bronn's Verrliissigtes Am- 

 moniak als Losungsmittel, 703. 



Boomerang, on the, 60. 



Brace (Prof. D. B.) on the negative 

 results of second and third order 

 tests of the " aether drift," 71 ; on 

 the " aether drift " and rotary polar- 

 ization, 383; on a repetition of 

 Fizeaus experiment on the chanpe 

 produced by the earth's motion on 

 the rotation of a refracted ray, 59] . 



Brairg (Prof. W. H.) on the a par- 

 ticles of radium, 318, 600. 



Burbury (S. H.) on the virial equa- 

 tion, 33. 



