Report of the Keiv Committee for the Fourteen Months 

 ending December 31, 1891. 



The operations of The Kew Observatory, in the Old Deer Park, 

 Richmond, Surrey, are controlled by the Kew Committee, which is 

 constituted as follows : 



Mr. F. Galton, Chairman. 



Captain W. de W. Abney, C.B., 

 R.E. 



Prof. W. G. Adams. 



Staff- Commander E. W. Creak, 



R.N. 

 Prof. G. C. Foster. 

 Admiral Sir G. H. Richards, 



K.C.B. 



The Earl of Rosse, K.P. 

 Prof. A. W. Riicker. 

 Mr. R. H. Scott. 



Lieutenant- General R. Strachey, 

 C.S.I. 



General J. T. Walker, C.B. 

 Captain W. J. L. Wharton, 

 R.N. 



The work at the Observatory may be considered under the fol- 

 lowing heads : — 



1st. Magnetic observations. 

 2nd. Meteorological observations. 

 3rd. Solar observations. 



4th. Experimental, in connexion with any of the above depart- 

 ments. 



5th. Verification of instruments. 



6th. Rating of Watches and Marine Chronometers. 



7th. Miscellaneous. 



I. Magnetic Observations. 



The magnetographs have worked satisfactorily all through since last 

 report. The curves obtained, representing Declination, Horizontal 

 Force, and Vertical Force, have shown a marked increased activity 

 in terrestrial magnetic changes as compared with the preceding year, 

 although no very large disturbances have been registered. 



The principal movements occurred on the following dates, viz. : — 

 March 2—3, and 31, April 8 and 12, May 14, 15, and 16, June 14, 

 September 9 — 1% October 24, November 20 — 21, and December 7. 



