xix 



Supplementarv ObsenTitions on the Diffusion of Liquids. Bv Thomas 

 Graham, Esq. F.R.S. F.C.S page 980 



On the Mutual Relations of the Vital and Physical Forces. Bv 

 William B. Carpenter, M.D. F.R.S. &c .' 989 



Letter from Lieut. Gillies, U.S.N., to Lieut.-Col, Sabine, R.A., For. 

 Sec. R.S 990 



Experimental Researches in Electricity. — Twenty-fourth Series. On 

 the possible relation of Gravity to Electricity. By Michael Faradav, 

 Esq. D.C.L. F.R.S. &c '.. 99^ 



Experimental Researches in Electricity. — Twenty-fifth Series. On 

 the 3»Iagnetic and Diamagnetic Condition of Bodies. Bv Michael 

 Faraday, Esq. D.C.L. F.R.S. &c Q95 



Experimental Researches in Electricity. — Twenty- sixth Series. On 

 Magnetic Conducting Power and Atmospheric Magnetism. Bv 

 Michael Faraday, Esq. D.C.L. F.R.S. &c .'. 998 



Experimental Researches in Electricity. — Twenty- seventh Series. 

 Atmospheric Magnetism, continued. Bv Michael Faradav, Esq. 

 D.C.L. F.R.S. &c ' '. 1000 



