IV CONTENTS. 



Page 



Report 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 Lord Weotteslet, D.C.L., F.R.S., The Rt. Hon. C. B. 

 Addeklet, M.P., Sir William Armstrong, C.B., F.R.S., The Astro- 

 nomer Royal, F.R.S., Samuel Brown, W. Ewart, M.P., T. Graham, 

 F.R.S., Sir John Hay, Bart., M.P., F.R.S., Professor Hennessy, 

 F.R.S., James Heywood, M.A., F.R.S., Dr. Lee, F.R.S., Dr. Leone 

 Levi, F.S.A., F.S.S., Professor W. A. Miller, F.R.S., Professor Ran- 

 kine, F.R.S., Rev. Dr. Robinson, F.R.S., CoL Sykes, M.P., F.R.S., 

 W. TiTE, M.P., F.R.S., Professor A. W. Williamson, F.R.S., James 

 Yates, M.A., F.R.S., and Frederick Pttrdy 102 



Report of Experiments respecting the Development and Migrations of 

 the Entozoa. By T. Spencer Cobbold, M.D., F.R.S., F.L.S., Lec- 

 turer on Comparative Anatomy at the Middlesex Hospital Ill 



Report on the Physiological Action of Nitrite of Amyl. By Benjamin 

 W. Richardson, M.A., M.D 120 



Report on Tidal Observations made on the Humber and Rivers Trent 

 and Ouse, 1864. By a Committee, consisting of James Oldham, C.E.; 

 J. F. Bateman, C.E., F.R.S. ; John Scott Russell, C.E., F.R.S. ; and 

 Thomas Thompson 129 



Deep-sea Dredging on the Coasts of Northumberland and Durham, in 

 1864. Reported by George S. Beady 189 



An Account of Meteorological and Physical Observations in Nine Bal- 

 loon Ascents made in the years 1863 and 1864 (in continuation of 

 thirteen made in the year 1862 and first part of 1863), under 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 Sykes, The Astronomer Royal, Lord 

 Wrottesley, Sir D. Brewster, Sir J. Herschel, Dr. Lloyd, Admiral 

 FitzRoy, Dr. Lee, Dr. Robinson, Mr. Gassiot, Mr. Glaisher, Prof. 

 Tyndall, Dr. Fairbairn, and Dr. W. A. Miller 193 



Further Report on Shetland Dredgings. By J. Gwyn Jeffreys, F.R.S. 327 



Report of the Committee on the Distribution of the Organic Remains of 

 the North Staffordshire Coal-field. — Preliminary Notice. By a Com- 

 mittee, consisting of Sir Philip de M. Grey Egerton, Bart., M.P., 

 F.R.S., Professor T. H. Huxley, F.R.S., and William Molyneux, 

 F.G.S. (Reporter) 342 



Report on Standards of Electrical Resistance. By a Committee, consist- 

 ing of Professor Williamson, Professor Wheatstone, Professor W. 

 Thomson, Professor Miller, Dr. A. Matthiessen, Mr. Fleeming 

 Jenkin, Sir Charles Bright, Professor Maxwell, Mr. C. W. Siemens, 

 Mr. Balfour Stewart, Dr. Joule, and Mr. C. F. Varley 345 



On the FaU of Rain in the British Isles during the Years 1862 and 

 1863. By G. J. Symons, M.B.M.S 367 



Preliminary Investigation of the Mechanical Properties of the proposed 

 Atlantic Cable. By William Fairbairn, F.R.S 408 



