RESEARCHES IN SCIENCE. XIX 



The following Reports and Continuations of Reports have been undertaken to 

 be drawn up at the request of the Association. 



On Salts, by Professor Graham, F.ll.S. 



On the Differential and Integral Calculus, by the Rev. Professor Peacock, 

 M.A., F.R.S., &c. 



On the Geology of North America, by H. D. Rogers, F.G.S., Professor of 

 Geology, Philadelphia. 



On Vision, by Professor C. Wheatstone, F.R.S. 



On Isomeric Bodies, by Professor Liebig. 



On Organic Chemistry, by Professor Liebig. 



On Inorganic Chemistry, by Professor Johnston, F.R.S. 



On the Salmonidse of Scotland, by Sir W. Jardine. 



On the Caprimulgidas, by J. Gould, F.L.S. 



On the state of Meteorology in the United States of North America, by 

 A. Bache. 



On the state of Chemistry as bearing on Geology, by Professor Johnston. 



On Molluscous Animals and their Shells, by J. E. Gray, F.R.S. 



On Ornithology, by P. J. Selby, F.R.S.E. 



On the Specific Gravity of Steam, by a Committee, of which Mr. B. Don- 

 kin is Secretary. 



On the recent progress and present condition of Electro-Chemistry and 

 Electro- Magnetism, by Professor De la Rive, of Geneva. 



On the state of our knowledge of the Zoology of New Zealand, by Dr. 

 Richardson and J. E. Gray, Esq. 



On the habits of the Radiata, by Sir C. J. Graham Dalzell, Bart. 



On the resistance of the Atmosphere to Moving Bodies, by E. Hodgkin- 

 son, Esq. 



On the progress of Astronomy during the present century, by the Astro- 

 nomer Royal. 



On the Theory of the Undulations of Fluid and Elastic Media, by Profes- 

 sor Kelland. 



Recommendations for Reports and Special Researches, not involving 

 Grants of Money, adopted by the General Committee at the Eleventh 

 Meeting. 



Resolved — 

 That the following Reports on the state of Science, formerly requested, be 

 again asked for : — 



1. The Astronomer Royal: Second Report on the Progress of Astro- 



nomy during the present century. 



2. Professor Willis : Report on the State of our Knowledge of the 



Phaenomena of Sound. 



3. Professor Wheatstone : Report on Vision. 



4. Professor Kelland : Report on the History and Present State of the 



Theory of Undulations of Fluid and Elastic Media. 



5. Professor Bache : Report on the Meteorology of the United States. 



That Mr. Gould be requested to report on the habits of the Caprimulgidse, 

 and that the Report be presented at the next meeting of the Association. 



That Sir William Jardine be requested to continue his researches on the 

 Salmonidae, and that the Report be presented at a future meeting of the 

 Association. 



