IV CONTENTS. 



REPORTS ON THE STATE OF SCIENCE. 



[J?» asterisk * indicates that the title only is given. The marh f indicates the same, 

 hut a reference is given to the journal or neKSj)a]per wliere it is published in extenso.] 



Page 



Correspouding Societies. — Report of the Committee, consisting of Professor R. 

 Meldola (Chairman), Mr. T. V. Holmes (Secretary), Mj. Francis Galton, 

 Sir Douglas Galton, Sir Rawson Rawson, Mr. G. J. Stkons, Dr. J. G. 

 Gakson, Sir John Evans, Mr. J. Hopkinson, Professor T. G. Bonnet, Mr. 

 VV. Whitaker, Mr. W. Topley, Professor E. B. Poulton, Mr. Cuthbeet 

 Peek, and Rev. Canon H. B. Tristram 35 



Tables connected with the Pellian Equation from the point where the work 

 was left by Degen in 1817. — Report of the Committee, consisting of Pro- 

 fessor A. Cayley, Dr. A. R. Forsyth, Professor A. Lodge, and Professor 

 J. J. Sylvester. (Drawn up by Professor Cayley) 73 



On the Establishment of a National Physical Laboratory. — Report of the 

 Committee, consisting of Professor Olivee J. Lodge (Chairman), Mr. R. T. 

 Glazebrooe (Secretary), Lord Kelvin, Lord Rayleigh, Sir 11. E. Roscoe, 

 Professors J. J. Thomson, A. W. Ruceer, R. B. Clifton, G. F. FitzGeeald, 

 G. Carey Foster, J. Viriami; Jones, A. Schuster, and W. E. Ayrton 120 



The Best Means of Comparing and Reducing Magnetic Observations. — In- 

 terim Report of the Committee, consisting of Professor W. Grylls Adams 

 (Chairman and Secretary), Lord Kelvin, Professors G. H. Darwin and 

 G. Chrystal, Mr. C. H. Carpmael, Professor A. Schuster, Mr. G. M. 

 Whipple, Captain Creak, The Astronomer Royal, Mr. William Ellis, 

 and Profes.sor A. W. Rucker 120 



On Electro-optics. — Report of the Committee, consisting of Dr. John Kere 

 (Chairman), Mr. R. T. Glazebrook (Secretary), Lord Kelvin, and Professor 

 A. W. Rucker 121 



Magnetic Work at the Falmouth Observatory. — Report of the Committee, 

 consisting of Mr. Howard Fox, Professor A. W. Rucker, and Professor W. 

 G.Adams 121 



Experiments for Improving the Construction of Practical Standards for Elec- 

 trical Measurements. — Report of the Committee, consisting of Professor 

 Carey Foster (Chairman), Lord Kelvin, Professors Ayrton, J. Perry, 

 W. G. Adams, and Lord Rayleigh, Drs. 0. J. Lodge, John Hopkinson, 

 and A. Muirhead, Messrs. W. H. Preece and Herbert Taylor, Professor 

 J. D. Everett, Professor A. Schuster, Dr. J. A. Fleming, Professors 

 G. F. FitzGerald, G. Chrystal, and J. J. Thomson, Messrs. R. T. Glaze- 

 brook (Secretary), W. N. Shaw, and T. C. Fitzpatrick, Dr. J. T. Bottom- 

 ley, Professor J. Viriamu Jones, Dr. G. Johnstone Stoney, Professor 

 S. P. Thompson, and Mr. G. Forbes 127 



Appendix L— Supplementary Report of the Electrical Standards 

 Committee of the Board of Trade 129 



