IV COXl'KNT.^. 



Page 



Second Supplementary Keport on the Extinct Birds of the Mascarone 

 Islands, By Alfred Newton, M.A., P.R.S 23 



Beport of the Committee for Superintending the Monthly Reports of the 

 Progress of Chemistry, consisting of Professor A. W. WiLLiAiisoN, 

 F.R.S., Professor Euankland, F.liS., and Professor Roscoe, F.R.S. . . 2^ 



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 Sir John Bowring, F.R.S., The Right Hon. Sir Stafford 

 H. NoRTHCOTE, C.B., M.P., The Riglit Hon. Sir C. B. Adderley, M.P., 

 Samuel Brown, F.S.S., Dr. Fare, F.R.S., Frank P. Felloaves, 

 Professor Frankland, F.R.S. , James Heywood, F.R.S., Professor 

 Leone Levi, F.S.A., F.S.S., C. W. Siemens, F.R.S., Professor A. W. 

 "Williamson, F.R.S., Dr. George Glover, Sir Joseph Wditwortu, 

 Bart., F.R.S., J. R. Napier, J. V. N. Bazalgette, and Sir W. Fair- 

 BAiKN, Bart., F.R.S 25 



Eighth Report of the Committee for Exploring Kent's Cavern, Devon- 

 shire, the Committee consisting of Sir Charles Lyell, Bart., F.R.S., 

 Professor Phillips, F.R.S., Sir John LxruiiocK, Bart., F.R.S., John 

 Evans, F.R.S., Edward Vivian, M.A., George Busk, F.R.S., William 

 Boyd Dawkins, F.R.S., William Ayshfoed Sanford, F.G.S., and 

 William Pengelly, F.R.S. (Reporter) ' 28 



Report of the Committee appointed for the purpose of promoting the 

 Foundation of Zoological Stations in different parts of the World . . 47 



Fourth Report on the Fauna of South Devon. By C. Spenck Bate, F.R.S. 48 



Preliminary Report of the Committee appointed to construct and print 

 Catalogues of Spectral Rays arranged upon a scale of Wave-numbers, 

 — the Committee consisting of Dr. Huggins, Mr. Lockyer, Professor 

 Reynolds, Professor Swan, and Mr, Stone y (Reporter) 5:5 



Third Report of the Committee appointed to consider and leport on the 

 various Plans proposed for Legislating on the subject of Steam-Boiler 

 Explosions with a view to their Prevention, — the Committee consist- 

 ing of Sir William Fairijairn, Bart., C.E., F.R.S., &c., John Penn, 

 C.E., F.R.S., Frederick J. Bramwell, C.E., Hugh Mason, Samuel 

 RiGBY, Thomas Schofield, Charles F. Beyer, C.E., Thomas Webster, 

 Q.C., Edward Easion, C.E., and Lavington E, Fletcher, C.E 57 



Report of the Committee, consisting of James Glaisher, F.R.S., of the 

 Royal Observatory, Greenwich, Robert P, Greg, F.R.S., Alexander 

 S. Herschel, F.R.A.S., and Charles Brooke, F.R.S., Secretary to the 

 Meteorological Society, on Observations of Luminous Meteors, 1871— 

 72 ; drawn up by Alexander S, Herschel, F.R,A,S 57 



Experiments on the Surface-friction experienced by a Plane moving 

 through water. By W. Froude, F.R.S 118 



Report on the Antagonism between the Action of Active Substances, 

 By Thomas R. FRiSER, M.D., Secretary to the Committee, consisting 

 of Sir R. Christison, Bart,, Dr, Laycock, and Dr. Eraser 124 



Fifth Report of the Committee, consisting of Sir W. Thomson, F.R.S., 

 Professor Eyerett, Sir Charles Ltell, Bart,, F.R,S., Professor J. 



