lxxxiv 
REPORT—1890. 
2. Not receiving Grants of Money—continued. 
Subject for Investigation or Purpose 
Members of the Committee 
Comparing and Reducing Magnetic Ob- 
servations. 
Considering the best Methods of Re- 
cording the Direct Intensity of Solar 
Radiation. 
To codperate with Dr. Kerr in his 
researches on Electro-optics. 
For Calculating Tables of certain Ma- 
thematical Functions, and, if neces- 
sary, for taking steps to carry out the 
Calculations, and to publish the re- 
sults in an accessible form. 
Carrying on the Tables connected with 
the Pellian Equation from the point 
where the work was left by Degen 
in 1817. 
The various Phenomena connected with 
the recalescent Points in Iron and 
other Metals. 
' Reporting on the Bibliography of Solu- 
tion. 
To report on recent Inquiries into the 
History of Chemistry. 
The Continuation of the Bibliography 
of Spectroscopy. 
Preparing a new Series of Wave-length 
Tables of the Spectra of the Elements. 
Chairman.—Professor W. G. Adams. 
Secretary.—Professor W. G. Adams. 
Sir W. Thomson, Professors G. H. Dar- 
win and G. Chrystal, Mr. C. H. Carp- 
mael, Professor Schuster, Mr. G. M. 
Whipple, Captain Creak, the Astro- 
nomer Royal, Mr. William Ellis, Mr. 
W. Lant Carpenter, and Professor 
A. W. Riicker. 
Chairman.—Sir G. G. Stokes. 
Secretary.— Mr. G. J. Symons, 
Professor Schuster, Mr. G. Johnstone 
Stoney, Sir H. E. Roscoe, Captain 
Abney, Mr. Whipple, and Professor 
M‘Leod. 
Chairman.—Dr. John Kerr. 
Secretary.—Mr. R. T. Glazebrook. 
Sir W. Thomson and Professor Riicker. 
Chairman.—Lord Rayleigh. 
Secretary.—Professor A. Lodge. 
Sir William Thomson, Professor Cayley, 
Professor B. Price, and Messrs. J. W. L. 
Glaisher, A. G. Greenhill, and W. M. 
Hicks. 
Chairman.—Professor Cayley. 
Secretary.—Professor A. Lodge. 
Professor Sylvester and Mr. A. R. Forsyth. 
Chairman.—Professor Fitzgerald. 
Secretary.—Professor Barrett. 
Dr. John Hopkinson, Mr. R. A. Hadfield, 
Mr. Trouton, Professor Roberts-Austen, 
and Mr. H. F. Newall. 
Chairman.—Professor W. A. Tilden. 
Secretary.—Dr. W. W. J. Nicol. 
Professors M‘Leod, Pickering, Ramsay, 
and Young and Dr. A. R. Leeds. 
| Chairman.—Professor H. E. Armstrong. 
| Secretary.—Professor John Ferguson. 
Chairman.— Professor H. M‘Leod. 
Sceretary.—Professor Roberts-Austen. 
Professor Reinold and Mr. H. G. Madan. 
Chairman.—Sir H. E. Roscoe. 
Secretary.—Dr. Marshall Watts. 
Mr. Lockyer, Professors Dewar, Liveing, 
Schuster, W. N. Hartley, and Wolcott 
Gibbs, and Captain Abney. 
