Xiv REPORT—1843. 
The following Reports on the Progress and Desiderata of different branches 
of Science have been drawn up at the request of the Association, and 
printed in its Transactions. 
1831-32. 
On the progress of Astronomy during the present century, by G. B, Airy, 
M.A., Astronomer Royal. a) 
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 Radiant Heat; by 
the Rev. Baden Powell, M.A., F.R.S., Savilian Professor of Geometry, 
Oxford. 
On Thermo-electricity, by the Rev. James Cumming, M.A,; F.R.S., Pro- 
fessor 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. 
William 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 applicatién 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 of 
Analysis, by the Rev. G. Peacock, M.A., F.R.S., &c. 
On the present state of the Analytical Theory of Hydrostatics and Hydro- 
dynamics, by the Rev. John Challis, M.A, F.R.S.; &e. 
On the state of our knowledge of Hydraulics, considered as a branch of 
Engineering, by George Rennie, F.R.S., &c. (Parts I. and II.) 
On the state of our knowledge respecting the Magnetism of the Earth, by 
S. H. Christie, M.A., F.R.S., Professor of Mathematics, 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, 
E.R.S., Treasurer G.S., &c. 
a the Physiology of the Nervous System, by William Charles Henry, 
On the recent progress of Physiological Botany, by John Lindley, F.R.S., 
Professor of Botany in the University of London. 
1834. 
On the Geology of North America, by H. D. Rogers, F.G.S. 
On the philosophy of Contagion, by W. Henry, M.D., F.R.S. 
On the state of Physiological Knowledge, by the Rev. Wm. Clark, M.D., 
F.G.S., Professor of Anatomy, Cambridge. 
On the state and progress of Zoology, by the Rev. Leonard Jenyns, M.A., 
F.L.S., &e. 
On the theories of Capillary Attraction, and of the Propagation of Sound 
- aie. by the Development of Heat, by the Rev. John Challis, M.A., 
-R.S., &e. 
