Report of the Kew Committee. 



317 



of instruments, Apparatus, <6c., the Property of the Kew Com- 

 mittee, at the present date out of the custody of the Superintendent, 

 on Loan. 



To whom lent. 



Articles. 



Date 



of loan. 



G. J. Symons, F.R.S. 



The Science and Art 

 Department, South 

 Kensington. 



Professor W. Grylls 

 Adams, F.R.S. 



Captain W. de W. 

 Abney, F.R.S. 



Lord Rayleigh, F.R.S 

 R. J. Ellery, F.R.S. . 



Portable Transit Instrument , 



Browning's Rigid Spectroscope, Photographic 

 Self -Registering Horizontal Force Magneto- 

 meter, Photographic Self -Registering De- 

 clination Magnetometer, the St. Helena 

 Magnetometers, Declination Compass used 

 by Sir J. Richardson, Portable Vibration 

 Apparatus used on H.M.S. "Thunderer" in 

 1841, Dip-Circle used by Sir J. Ross, 

 Ronalds' Electrical Machine, Ronalds' 

 Apparatus for Atmospheric Electricity, 

 Thomson's Divided Ring Electrometer, 

 Quadrant by Butterfield, Photographs of 

 the Sun taken with the Kew Heliograph, 

 Balance Aneinometer by Ronalds, Ronalds' 

 Rain and Vapour Gauge, Eight-haired 

 Saussure's Hygrometer, Kreil's Barograph, 

 Ronulds' Photo-Barometrograph, and a 

 Model to show Gallon's Method of Verify- 

 ing Sextants 



Unifllar Magnetometer, by Jones, No. 101, 



complete 



Pair 9-inch Dip-Needles with Bar Magnets . . . 



Mason's Hygrometer, by Jones 



Standard Barometer (Adie, No. 655) 



Pendulum Apparatus, complete, with Richard 

 Thermograph 



1869 



1876 



1883 

 1887 



1885 



1885 

 1892 



