CONTENTS. V 



Pago 



Keport on the best means of providing for a Uniformity of Weights and 

 Measures, with reference to the Interests of Science. By a Committee, 

 consisting of Sir John Bowring, The Right Hon. C. B. Adderley, 

 M.P., Sir William Akmsteong, C.B., F.E.S., The Astronomee Royal, 

 Samuel Brown, W. Ewart, M.P., Dr. Fare, F. P. Fellows, Prof. 

 Feankland, Prof. Hennessy, F.R.S., James HErwooD, M.A., F.R.S., 

 Sir Robert Kane, F.R.S., Dr. Leone Levi, F.S.A., Prof. W. A. Miller, 

 F.R.S., Prof. Rankine, F.R.S., C. W. Siemens, F.R.S., Colonel Sykes, 

 M.P., F.R.S., W. Tite, M.P., F.R.S., Prof. A. W. Williamson, F.R.S., 

 Lord Weottesley, D.C.L., F.R.S., James Yates, F.R.S 352 



An Account of Meteorological and Physical Observations in Three Bal- 

 loon Ascents made in the years 1865 and 1866 (in continuation of 

 twenty-five made in the years 1862, 1863, and 1864), imder the 

 auspices of the Committee of the British Association for the Advance- 

 ment of Science, by James Glaisher, F.R.S. , at the request of the 

 Committee, consisting of Colonel Syxes, The Astronomer Royal, Lord 

 Weottesley, Sir D. Beewstee, Sir J. Herschel, Bart., Dr. Lloyd, 

 Dr. Robinson, Mr. Gassiot, Mr. Glaisher, Prof. Tyttdall, Dr. Fair- 

 bairn, and Dr. W. A. Miller 367 



Report on the Extinct Birds of the Mascarene Islands. By a Committee, 

 consisting of Prof. A. Newton, Rev. H. B. Tristram, and Dr. Sclater 401 



Report on various Experiments carried out by Captain W. H. Noble, R.A., 

 imder the direction of the Ordnance Select Committee relative to the 

 Penetration of Iron Armour Plates by Steel Shot, to which is added 

 a Memorandum on the Penetration of Iron-Clad Ships by Steel and 

 other ProjectUes 403 



Report on Isomerism among the Alcohols. By J. A Wankltn 456 



Report of the Committee on Scientific Evidence in Courts of Law, con- 

 sisting of the Rev. W. V. Harcourt, Professor Williamson, The Right 

 Hon. J. Napier, Mr. W. Tite, Professor Christison, Mr. Carpmael, 

 Dr. Tyndall, Mr. James Heywood, Mr. J. F. Bateman, Mr. Thomas 

 Webster, Sir Benjamin Brodie, Bart., and Professor W. A, Miller : 

 — Professor Williamson, Secretary 456 



Second Report on Maltese Fossiliferous Caves, «fec. By A. Leith Adams, 

 M.A., M.B., F.G.S 458 



