560 



INDEX. 



Thermo-electrical currents from the 

 condensation of vapour and the 

 evaporation of water, on, 435. 



Tides, note on the, 63 ; hints towards 

 a new theory of the, 79; of the 

 arctic seas, on the, 149. 



Tomlinson(C) on the so-called storm- 

 glass, 93 ; on the action of oils in 

 arresting the motions of camphor 

 on water, 187; on the spheroidal 

 condition of liquids, 437. 



Troost (M.) on the measurement of 

 high temperatures, 336. 



Tyndall (Dr. J.) on the relation of 

 radiant heat to aqueous vapour, 30 ; 

 on the passage of radiant heat 

 through dry and humid air, 44 ; on 

 the dynamical theory of heat, 65 ; 

 on Laplace's correction for the 

 velocity of sound, 384. 



Umbilici, on, 373, 441. 



Vapours, on the relation between the 

 temperature and the tension of, 1 ; 

 on diffusion of, 545. 



Verdet (M.) on the optical properties 

 developed in transparent bodies by 

 magnetism, 238. 



Vogt (Dr. C.) on the influence of tem- 



perature on the electric conducting- 

 power of thallium and iron, 542. 



Wanklyn (J. A.) on diffusion of va- 

 pours, 545 ; on the direct determi- 

 nation of oxygen in organic bodies, 

 554. 



Wasium, observations on, 488. 



Water, on the expansion of, at high 

 temperatures, 116; on the ex- 

 pansive energy of heated, 388, 436 ; 

 of the Dead Sea, on the composi- 

 tion of the, 553. 



Water-lines, on plane, 303. 



Waterston (J. J.) on the expansion of 

 water at high temperatures, 116; 

 on chemical notation, 248, 515. 



Wiederhold(M.)on the preparation of 

 the solid hydride of arsenic, 538. 



Wiesener (Dr. J.) on the magnetical 

 deportment of some cyanogen com- 

 pounds of iron, nickel, and cobalt, 

 238. 



Williamson (Prof. A. W.) on the dy- 

 namics of the galvanic battery, 

 452. 



Zincethyle, on the decomposition of 

 the aldehydes and acetates by, 541. 



END OF THE TWENTY-SIXTH VOLUME. 



FLAMMAM. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET* 





