374 Proceedings of the British Associatio7i. 



Mr Robison (one of the Secretaries), to whom the Associa- 

 tion is deeply indebted for its triumphant success in Edinburgh, 

 next gave a detailed account of the arrangements which had 

 been made for the accommodation of the members, and the ge- 

 neral order of the business for the week. 



Professor Forbes (the other Secretary) then delivered an 

 address on the occasion of the opening of the fourth general 

 meeting of the British Association in Edinburgh, which is 

 printed in the preceding pages of this number of the Edin- 

 burgh Philosophical Journal. 



Tuesday, 9th September. 



MORNING IN THE UNIVERSITY. 



The different sections having been organized, business com- 

 menced in each of them at 11 a. m. The following abstract 

 will convey to our readers a short but correct account of their 

 proceedings. 



Section A. — iMathematics and General Physics. 

 Chairman — Rev. W. Whewell. 

 Deputy Chairmen — Rev. Dr Lloyd. Rev. Dr Robinson. 

 Secretaries — Professor Forbes. Professor Lloyd. 

 Committee, — M. Arago. Mr Baily. Sir David Brewster. Sir 

 Thomas Brisbane. Rev. Mr Bowstead. Mr Cooper. Lieutenant 

 Drummond. Professor Forbes. Rev. Mr Greswell. Professor 

 Hamilton. Mr Henderson. Mr Hopkins. Dr Jackson. Dr 

 Knight. Rev. Dr Lardner. Rev. Dr Lloyd. Professor Lloyd. 

 Professor Moll. Mr Murphy. Lieut. Murphy. Rev. Mr Peacock. 

 Dr Pearson. Professor Powell. Mr Ramage. Mr Rennie. Rev. 

 Dr Robinson. Mr Robison. Professor Stevelly. Professor 

 Thomson. Professor Wallace. Mr Wharton. Mr Wheatstone. 



The Section having met, and the Reverend Dr Lloyd, Provost 

 Trin. Coll. Dublin, having been called to the Chair, Mr Whewell 

 read the report of Mr Challis on the theory of capillary attraction. 



After some observations from Dr Robinson on the subject of the 

 report just read, Professor Moll noticed the experiments of M. 

 Lenck, published in Poggendorff's Annalen, and which appeared to 

 have been overlooked by Mr Challis. 



Mr Whewell made some observations on the subject of the same 

 report, particularly with reference to the constitution of comets, and 



