[ viii j 



X. On the Atmospheric Tides and Meteorology of Dukhun (Deccan), East Indies. By 



Lieutenant-Cohnel W. H. Sykes, F.R.S. L.S. G.S. Z.S. Vice-President of the 

 Statistical and Entomological Societies page 161 



XI. Geojnetrical Investigations concerning the Phenomena of Terrestrial Magnetism. 



By Thomas Stephens Davies, Esq. F.R.S. Lond. and Ed. F.R.A.S. Royal 

 Military Academy , Woolwich 221 



XII. Researches towards establishing a Theory of the Dispersion of Light. By the 



Rev. Baden Powell, M.A. F.R.S. Savilian Professor of Geometry in the Uni- 

 versity of Oxford 249 



Appendix. 



Meteorological Journal kept at the Apartments of the Royal Society, by order of the 



President and Council. 



