4.6* 



INDEX. 



Thunder-storms at sea, on the regis- 

 tration of, 378. 



Tin, on some of the compounds of, 

 with arsenic, 290. 



Todhuiiter's (J.) Differential CalcuUis, 

 jje\He\ved, 215; Analytical Statics, 

 reviewed, ib. 



Tyndall (Prof.) on the nature of the 

 force by which bodies are repelled 

 fi-om the poles of a magnet, 153, 

 257 ; on the currents of the Leyden 

 battery, 226 ; on the theory of dia- 

 magnetisra, 40.9 ; on reciprocal 

 molecular induction, 422. 



Vapours, on pressures of saturated, 

 2.55, 334, 371. 



Vohl (Dr. H.) on the quantitative de- 

 termination of water, 69; on the 

 determination of hrae, 70. 



Voice, on the human, 218. 



Water, on the quantitative determi- 

 nation of, 69. 



Weber (Prof.) on the theory of dia- 

 maguetism, 407. 



Wertiier (G.) on fluorescent bodies, 

 390. 



Wheatstone (C.) on some experiments 

 made with the Jlediterranean sub- 

 marine cable, 56 ; ou the position 

 of aluminium in the voltaic series, . 

 143. 



Wiedemann (G.) on the transmission 

 of heat in metals, 393. 



Willich (C. M.) ou a simple geome- 

 trical construction, giving a very 

 approximate quadrature of the 

 circle, 148. 



Wohler (Prof.) on a remarkable fall 

 of meteoric stones, 151. 



Wood, on the magnetic properties of, 

 158. 



Zeuxite, analysis of, 119. 



Zinc, on the conductibility of, for heat, 

 393. 



END OF THE TENTH VOLUME. 



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