Xvi REPORT — 1839. 



The following Reports on the Progress and Desiderata of dif- 

 ferent branches of Science have been drawn up at the request 

 of the Association, and printed in its Transactions. 



1831-2. 



On the progress of Astronomy during the present century, 

 by G. B. Ah-y, M.A., Astronomer Royal. 



On the state of our knowledge respecting Tides, by J. W. 

 Lubbock, M.A., Vice-President of the Royal Society. 



On the recent progress and present state of Meteorology, 

 by James D. Forbes, F.R.S., Professor of Natural Philosophy, 

 Edinburgh. 



On the present state of our knowledge of the Science of Ra- 

 diant Heat, by the Rev. Baden Powell, M.A., F.R.S., Savilian 

 Professor of Geometry, Oxford. 



On Thermo-electricity, by the Rev. James Gumming, M.A., 

 F.R.S., Professor of Chemistry, Cambridge. 



On the recent progress of Optics, by Sir David Brewster, 

 K.C.G., LL.D., F.R.S., &c. 



On the recent progress and present state of Mineralogy, by 

 the Rev. WiUiam Whewell, M.A. F.R.S. 



On the progress, actual state, and ulterior prospects of 

 Geology, by the Rev. William Conybeare, M.A., F.R.S., 

 V.P.G.S., &c. 



On the recent progress and present state of Chemical Science, 

 by J. F. W. Johnston, A.M., Professor of Chemistry, Durham. 



On the application of Philological and Physical researches to 

 the History of the Human species, by J. C. Prichard, M.D., 

 F.R.S., &c. 



1833. 



On the advances which have recently been made in certain 

 branches ofAnalysis,bytheRev.G. Peacock, M.A.,F.R.S.,&c. 



On the present state of the Analytical Theory of Hydrostatics 

 and Hydrodynamics, by the Rev. John Challis, M.A. F.R.S., &c. 



On the state of our knowledge of Hydraulics, considered as a 

 branch of Engineering, by George Rennie, F.R.S. , &c. (Parts 

 I. and n.) 



On the state of our knowledge respecting the Magnetism of 

 the Earth, by S.H. Christie, M.A., F.R.S., Professor of Mathe- 

 matics, Woolwich. 



On the state of our knowledge of the Strength of Materials, 

 by Peter Barlow, F.R.S. 



On the state of our knowledge respecting Mineral Veins, by 

 John Taylor, F.R.S., Treasurer G.S., &c. 



On the state of the Physiology of the Nervous System, by 

 WilHam Charles Henry, M.D. 



