^ 



CONTENTS. 



IX. The Bakerian Lecture. — On the Theory of the Astronomical Refractions. By 



James Ivory, K.H. M.J. F.R.S. L.^E., Instit. Reg. Sc. Paris, Corresp. et 

 Reg. Sc. Gottin. Corresp page 169 



X. Researches on the Tides. — Ninth Series. On the Determination of the Laws of 



the Tides from short Series of Observations. By the Rev. W. Whewell, M.A., 

 F.R.S. , Fellow of Trinity College, Cambridge 231 



XI. Description of a new Tide-Gauge, constructed by Mr. T. G. Bunt, and erected on 



the eastern bank of the river Avon, in front of the Hot well House, Bristol, 1837. 

 Communicated by the Rev. William Whewell, M.A. F.R.S. Sfc. . . . 249 



XII. Remarks on the Theory of the Dispersion of Light, as connected with Polariza- 



tion. By the Rev. Baden Powell, M.A. F.R.S. F.G.S., Savili an Professor of 

 Geometry in the University of Oxford 253 



XIII. Experimental Researches in Electricity. — Fourteenth Series. By Michael 

 Faraday, Esq., D.C.L. F.R S. Fuller ian Prof Chem. Royal Institution, Corr. 

 Memb. Royal and Imp. Acadd. of Sciences, Paris, Petersburgh, Florence, Co- 

 penhagen, Berlin, Gottingen, Modena, Palermo, <Sff. 8^c 265 



XIV. An Account of some Experiments on the Blood in connexion with the Theory of 



Respiration. By John Davy, M.D. F.R.S., Assistant Inspector of Army 

 Hospitals . 283 



XV. Researches in Embryology. — First Series. By Martin Barry, M.D. F.R.S.E., 



Fellow of the Royal College of Physicians in Edinburgh. Communicated by 

 P. M. Roget, M.D. Sec. R.S. 301 



