RESEARCHES IN SCIENCE. XV 



On the state of the science of Physical Optics, by the Rev. H. Lloyd, M.A., 

 Professor of Natural Philosophy, Dublin, 



1835. 



On the state of our knowledge respecting the application of Mathematical 

 and Dynamical principles to Magnetism, Electricity, Heat, &c., by the Rev. 

 Wm. Whewell, M.A., F.R.S. 



On Hansteen's researches in Magnetism, by Captain Sabine, F.R.S. 



On the state of Mathematical and Physical Science in Belgium, by M. 

 Quetelet, Director of the Observatory, Brussels. 



1836. 



On the present state of our knowledge with respect to Mineral and Thermal 

 Waters, by Charles Daubeny, M.D., F.R.S., M.R.I.A., &c., Professor of 

 Chemistry and of Botany, Oxford. 



On North American Zoology, by John Richardson, M.D., F.R.S., &c. 



Supplementary Report on the Mathematical Theory of Fluids, by the Rev. 

 J. Challis, Plumian Professor of Astronomy in the University of Cambridge. 



183Y. 



On the variations of the Magnetic Intensity observed at diflPerent points of 

 the Earth's surface, by Major Edward Sabine, R.A., F.R.S. 



On the various modes of Printing for the use of the Blind, by the Rev. 

 William Taylor, F.R.S. 



On the present state of our knowledge in regard to Dimorphous Bodies, 

 by Professor Johnston, F.R.S. 



On the Statistics of the Four CoUectorates of Dukhun, under the British 

 Government, by Col. Sykes, F.R.S. 



1838. 



Appendix to Report on the variations of Magnetic Intensity, bv Major 

 Edward Sabine, R.A., F.R.S. 



1839. 



Report on the present state of our knowledge of Refractive Indices for 

 the Standard Rays of the Solar Spectrum in different media, by the Rev. 

 Baden Powell, M.A., F.R.S., F.G.S., F.R.Ast.S., Savilian Professor of Geo- 

 metry, Oxford. 



Report on the distribution of Pulmoniferous MoUusca in the British Isles, 

 by Edward Forbes, M.W.S., For. Sec. B.S. 



Report on British Fossil Reptiles, Part t., by Richard Owen, Esq., F.R.S., 

 F.G.S., &c. 



1840. 



Report on the recent progress of discovery relative to Radiant Heat, sup- 

 plementary to a former Report on the same subject inserted in the first 

 volume of the Reports of the British Association for the Advancement of 

 Science, by the Rev. Baden Powell, M.A., F.R.S., F.R.Ast.S., F.G.S., Savilian 

 Professor of Geometry in the University of Oxford. 



Supplementary Report on Meteorology, by James D. Forbes, Esq., F.R.S., 

 Sec. R.S. Ed., Professor of Natural Philosophy in the University of Edin- 

 burgh. 



1841. 



Report on the conduction of Heat, by Professor Kelland, F.R.S., &c. 



Report on the state of our knowledge of Fossil Reptiles, Part II., by Pro- 

 fessor R. Owen, F.R.S. 



